JEE Main 10 April 2023 Shift 2 Question Paper with Answers
10 April 2023 · April session · 90 questions
The complete JEE Main 10 April 2023 Shift 2 paper — all 90 questions with the correct answer for each, tagged to the chapter it tests. Free to read, no account needed.
Physics
30
Chemistry
30
Mathematics
30
Physics — JEE Main 10 April 2023 Shift 2
Q1·PhysicsSingle correct
A person travels x distance with velocity v1 and then x distance with velocity v2 in the same direction. If the average velocity of the person is v, then the relation between v, v1 and v2 will be:
(A)v=v1+v2
(B)v=2v1+v2
(C)v2=v11+v21
(D)v1=v11+v21
Q2·PhysicsSingle correct
The half-life of a radioactive substance is T. The time taken for disintegrating 87th part of its original mass will be:
(A)3T
(B)8T
(C)T
(D)2T
Q3·PhysicsSingle correct
A gas mixture consists of 2 moles of oxygen and 4 moles of neon at temperature T. Neglecting all vibrational modes, the total internal energy of the system will be:
(A)8RT
(B)16RT
(C)4RT
(D)11RT
Q4·PhysicsSingle correct
In an experiment with Vernier callipers of least count 0.1 mm, when the two jaws are joined together the zero of the Vernier scale lies to the right of the zero of the main scale and the 6th division of the Vernier scale coincides with a main scale division. While measuring the diameter of a spherical bob, the zero of the Vernier scale lies in between 3.2 cm and 3.3 cm marks, and the 4th division of the Vernier scale coincides with a main scale division. The diameter of the bob is measured as:
(A)3.18 cm
(B)3.25 cm
(C)3.26 cm
(D)3.22 cm
Q5·PhysicsSingle correct
Given below are two statements:
Statement I: For a diamagnetic substance −1≤χ<0, where χ is the magnetic susceptibility.
Statement II: Diamagnetic substances, when placed in an external magnetic field, tend to move from the stronger to the weaker part of the field.
In the light of the above statements, choose the correct answer from the options given below:
(A)Both Statement I and Statement II are false
(B)Both Statement I and Statement II are true
(C)Statement I is incorrect but Statement II is true
(D)Statement I is correct but Statement II is false
Q6·PhysicsSingle correct
The distance between two plates of a capacitor is d and its capacitance is C1 when air is the medium between the plates. If a metal sheet of thickness 32d and of the same area as the plates is introduced between the plates, the capacitance of the capacitor becomes C2. The ratio C1C2 is:
(A)2:1
(B)4:1
(C)3:1
(D)1:1
Q7·PhysicsSingle correct
Given below are two statements:
Statement I: Rotation of the earth shows effect on the value of acceleration due to gravity (g).
Statement II: The effect of rotation of the earth on the value of 'g' at the equator is minimum and that at the pole is maximum.
In the light of the above statements, choose the correct answer from the options given below:
(A)Statement I is false but Statement II is true
(B)Statement I is true but Statement II is false
(C)Both Statement I and Statement II are true
(D)Both Statement I and Statement II are false
Q8·PhysicsSingle correct
The time period of a satellite, revolving above the earth's surface at a height equal to R, will be (given g=π2 m/s2, R = radius of earth):
(A)4R
(B)8R
(C)32R
(D)2R
Q9·PhysicsAssertion & Reason
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: An electric fan continues to rotate for some time after the current is switched off.
Reason R: Fan continues to rotate due to inertia of motion.
In the light of the above statements, choose the most appropriate answer from the options given below:
(A)A is correct but R is not correct
(B)Both A and R are correct and R is the correct explanation of A
(C)A is not correct but R is correct
(D)Both A and R are correct but R is NOT the correct explanation of A
Q10·PhysicsSingle correct
The amplitude of the magnetic field in an electromagnetic wave propagating along the y-axis is 6.0×10−7 T. The maximum value of the electric field in the electromagnetic wave is:
(A)5×1014 Vm−1
(B)180 Vm−1
(C)2×1015 Vm−1
(D)6.0×10−7 Vm−1
Q11·PhysicsSingle correct
A gas is compressed adiabatically. Which one of the following statements is NOT true?
(A)There is no heat supplied to the system
(B)The temperature of the gas increases
(C)The change in the internal energy is equal to the work done on the gas
(D)There is no change in the internal energy
Q12·PhysicsSingle correct
The ratio of intensities at two points P and Q on the screen in a Young's double slit experiment, where the phase differences between the two waves of same amplitude are 3π and 2π respectively, is:
(A)1:3
(B)3:1
(C)3:2
(D)2:3
Q13·PhysicsSingle correct
The variation of stopping potential (V0) as a function of the frequency (ν) of the incident light for a metal is shown in the figure. The work function of the surface is:
(A)18.6 eV
(B)2.98 eV
(C)2.07 eV
(D)1.36 eV
Q14·PhysicsSingle correct
For a periodic motion represented by the equation Y=sinωt+cosωt, the amplitude of the motion is:
(A)0.5
(B)2
(C)1
(D)2
Q15·PhysicsSingle correct
In a metallic conductor, under the effect of an applied electric field, the free electrons of the conductor:
(A)drift from higher potential to lower potential
(B)move in curved paths from lower potential to higher potential
(C)move with uniform velocity throughout from lower potential to higher potential
(D)move in straight line paths in the same direction
Q16·PhysicsSingle correct
Young's moduli of the materials of wires A and B are in the ratio 1:4, while their areas of cross sections are in the ratio 1:3. If the same amount of load is applied to both the wires, the amount of elongation produced in the wires A and B will be in the ratio of [assume the lengths of wires A and B are the same]:
(A)36:1
(B)12:1
(C)1:36
(D)1:12
Q17·PhysicsSingle correct
Two projectiles are projected at 30∘ and 60∘ with the horizontal with the same speed. The ratio of the maximum heights attained by the two projectiles respectively is:
(A)2:3
(B)3:1
(C)1:3
(D)1:3
Q18·PhysicsSingle correct
A message signal of frequency 3 kHz is used to modulate a carrier signal of frequency 1.5 MHz. The bandwidth of the amplitude modulated wave is:
(A)3 kHz
(B)6 MHz
(C)3 MHz
(D)6 kHz
Q19·PhysicsSingle correct
If each diode has a forward bias resistance of 25Ω in the circuit shown in the figure, which of the following options is correct:
(A)I4I1=1
(B)I4I3=1
(C)I2I3=1
(D)I2I1=2
Q20·PhysicsSingle correct
A bar magnet is released from rest along the axis of a very long vertical copper tube. After some time the magnet will:
(A)Move down with almost constant speed
(B)Oscillate inside the tube
(C)Move down with an acceleration greater than g
(D)Move down with an acceleration equal to g
Q21·PhysicsNumerical
A square loop of side 2.0 cm is placed inside a long solenoid that has 50 turns per centimetre and carries a sinusoidally varying current of amplitude 2.5 A and angular frequency 700 rad s−1. The central axes of the loop and the solenoid coincide. The amplitude of the emf induced in the loop is x×10−4 V. The value of x is _______ (take π=722).
Q22·PhysicsNumerical
A rectangular block of mass 5 kg attached to a horizontal spiral spring executes simple harmonic motion of amplitude 1 m and time period 3.14 s. The maximum force exerted by the spring on the block is _______ N.
Q23·PhysicsNumerical
If 917 Å is the lowest wavelength of the Lyman series, then the lowest wavelength of the Balmer series will be _______ Å.
Q24·PhysicsNumerical
The figure shows a liquid being pushed out of a tube by a piston having an area of cross section 2.0 cm2. The area of cross section at the outlet is 10 mm2. If the piston is pushed at a speed of 4 cm s−1, the speed of the outgoing fluid is _______ cm s−1.
Q25·PhysicsNumerical
A straight wire carrying a current of 14 A is bent into a semicircular arc of radius 2.2 cm as shown in the figure. The magnetic field produced by the current at the centre (O) of the arc is _______ ×10−4 T.
Q26·PhysicsNumerical
A point object O is placed in front of two thin symmetrical coaxial convex lenses L1 and L2 with focal lengths 24 cm and 9 cm respectively. The distance between the two lenses is 10 cm and the object is placed 6 cm away from lens L1 as shown in the figure. The distance between the object and the image formed by the system of two lenses is _______ cm.
Q27·PhysicsNumerical
A rectangular parallelopiped is measured as 1 cm ×1 cm ×100 cm. If its specific resistance is 3×10−7Ωm, then the resistance between its two opposite rectangular faces will be _______ ×10−7Ω.
Q28·PhysicsNumerical
A force of −Pk^ acts on the origin of the coordinate system. The torque about the point (2,−3) is P(ai^+bj^). If the ratio ba=2x, then the value of x is _______ .
Q29·PhysicsNumerical
The maximum load carried by an elevator is 1400 kg (600 kg passengers + 800 kg elevator), which is moving up with a uniform speed of 3 ms−1, and the frictional force acting on it is 2000 N. The maximum power used by the motor is _______ kW (g=10 m/s2).
Q30·PhysicsNumerical
An electron revolves around an infinite cylindrical wire having uniform linear charge density 2×10−8 Cm−1 in a circular path under the influence of the attractive electrostatic field as shown in the figure. The velocity with which it is revolving is 9×10x m/s. (Given mass of electron =9×10−31 kg). The value of x is _______ .
Chemistry — JEE Main 10 April 2023 Shift 2
Q31·ChemistrySingle correct
Incorrect method of preparation for alcohols from the following is:
(A)Ozonolysis of alkene.
(B)Reaction of ketone with RMgBr followed by hydrolysis.
(C)Hydroboration-oxidation of alkene.
(D)Reaction of alkyl halide with aqueous NaOH.
Q32·ChemistryAssertion & Reason
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: The energy required to form Mg2+ from Mg is much higher than that required to produce Mg+.
Reason R: Mg2+ is a small ion and carries more charge than Mg+.
In the light of the above statements, choose the correct answer from the options given below:
(A)Both A and R are true but R is NOT the correct explanation of A.
(B)A is true but R is false.
(C)A is false but R is true.
(D)Both A and R are true and R is the correct explanation of A.
In a Carius tube, an organic compound 'X' is treated with sodium peroxide to form a mineral acid 'Y'. A solution of BaCl2 is added to 'Y' to form a precipitate 'Z'. 'Z' is used for the quantitative estimation of an extra element. 'X' could be:
(A)Cytosine
(B)Chloroxylenol
(C)A nucleotide
(D)Methionine
Q34·ChemistryAssertion & Reason
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: 3.1500 g of hydrated oxalic acid dissolved in water to make 250.0 mL solution will result in 0.1 M oxalic acid solution.
Reason R: Molar mass of hydrated oxalic acid is 126 g mol−1.
In the light of the above statements, choose the correct answer from the options given below:
(A)Both A and R are true but R is NOT the correct explanation of A.
(B)A is false but R is true.
(C)A is true but R is false.
(D)Both A and R are true and R is the correct explanation of A.
Q35·ChemistrySingle correct
Buna-S can be represented as:
(A)(1)
(B)(2)
(C)(3)
(D)(4)
Q36·ChemistrySingle correct
In the reaction given in the figure, the product 'X' is:
(A)(1)
(B)(2)
(C)(3)
(D)(4)
Q37·ChemistrySingle correct
Ferric chloride is applied to stop bleeding because:
(A)Cl− ions cause coagulation of blood.
(B)Blood absorbs FeCl3 and forms a complex.
(C)Fe3+ ions coagulate blood which is a negatively charged sol.
(D)FeCl3 reacts with the constituents of blood which is a positively charged sol.
Q38·ChemistrySingle correct
The reaction used for the preparation of soap from fat is:
The decreasing order of hydride affinity for the following carbocations (A, B, C, D shown in the figure) is:
(A)A, C, B, D
(B)C, A, B, D
(C)C, A, D, B
(D)A, C, D, B
Q40·ChemistrySingle correct
The correct relationships between the unit cell edge length 'a' and the radius of sphere 'r' for face-centred and body-centred cubic structures respectively are:
(A)r=22a and 3r=4a
(B)r=22a and 4r=3a
(C)22r=a and 4r=3a
(D)22r=a and 3r=4a
Q41·ChemistrySingle correct
The number of water molecules in washing soda and soda ash respectively are:
(A)10 and 1
(B)1 and 10
(C)1 and 0
(D)10 and 0
Q42·ChemistrySingle correct
The delicate balance of CO2 and O2 is NOT disturbed by:
(A)Burning of coal
(B)Deforestation
(C)Burning of petroleum oil
(D)Respiration
Q43·ChemistrySingle correct
The correct order of the number of unpaired electrons in the given complexes is: A. [Fe(CN)6]3− B. [FeF6]3− C. [CoF6]3− D. [Cr(C2O4)3]3− E. [Ni(CO)4]. Choose the correct answer from the options given below:
(A)A < E < D < C < B
(B)E < A < D < C < B
(C)E < A < B < D < C
(D)A < E < C < B < D
Q44·ChemistrySingle correct
The correct order of acidity of the following hydroxyl compounds is: A. CH3OH, B. (CH3)3COH, and C, D, E shown in the figure. Choose the correct answer from the options given below:
(A)E > C > D > A > B
(B)D > E > C > A > B
(C)C > E > D > B > A
(D)E > D > C > B > A
Q45·ChemistrySingle correct
The major product 'P' formed in the reaction given in the figure is:
(A)(1)
(B)(2)
(C)(3)
(D)(4)
Q46·ChemistrySingle correct
Match List I (hexa-aqua complex ion) with List II (its crystal field stabilization value). Choose the correct answer from the options given below:
List I
List II
A.[Ti(H2O)6]3+
I.−1.2
B.[V(H2O)6]3+
II.−0.6
C.[Mn(H2O)6]3+
III.0
D.[Fe(H2O)6]3+
IV.−0.8
(A)A-II, B-IV, C-I, D-III
(B)A-IV, B-I, C-II, D-III
(C)A-IV, B-I, C-III, D-II
(D)A-III, B-IV, C-II, D-I
Q47·ChemistryAssertion & Reason
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: Physical properties of the isotopes of hydrogen are different.
Reason R: The mass difference between the isotopes of hydrogen is very large.
In the light of the above statements, choose the correct answer from the options given below:
(A)A is false but R is true.
(B)Both A and R are true but R is NOT the correct explanation of A.
(C)A is true but R is false.
(D)Both A and R are true and R is the correct explanation of A.
Q48·ChemistrySingle correct
Match List I (amount of a gas) with List II (its corresponding property). Choose the correct answer from the options given below:
List I
List II
A.16 g of CH4(g)
I.Weighs 28 g
B.1 g of H2(g)
II.60.2×1023 electrons
C.1 mole of N2(g)
III.Weighs 32 g
D.0.5 mol of SO2(g)
IV.Occupies 11.4 L volume at STP
(A)A-I, B-III, C-II, D-IV
(B)A-II, B-III, C-IV, D-I
(C)A-I, B-IV, C-III, D-II
(D)A-IV, B-II, C-I, D-III
Q49·ChemistrySingle correct
The correct order of metallic character is:
(A)Be>Ca>K
(B)Ca>K>Be
(C)K>Ca>Be
(D)K>Be>Ca
Q50·ChemistrySingle correct
A Gibbs energy (ΔG∘) vs T plot for the formation of oxides is given in the figure. For the given diagram, the correct statement is:
(A)At 600 ∘C, C can reduce ZnO
(B)At 600 ∘C, C can reduce FeO
(C)At 600 ∘C, CO cannot reduce FeO
(D)At 600 ∘C, CO can reduce ZnO
Q51·ChemistryNumerical
A(g)⇌2B(g)+C(g). For the given reaction, if the initial pressure was 450 mm Hg and the pressure at time t is 720 mm Hg at constant temperature T and constant volume V, the fraction of A(g) decomposed under these conditions is x×10−1. The value of x is _______ (nearest integer).
Q52·ChemistryNumerical
In alkaline medium, the reduction of the permanganate anion involves a gain of _______ electrons.
Q53·ChemistryNumerical
The number of endothermic process/es from the following is _______ . A. I2(g)→2I(g) B. HCl(g)→H(g)+Cl(g) C. H2O(l)→H2O(g) D. C(s)+O2(g)→CO2(g) E. Dissolution of ammonium chloride in water.
Q54·ChemistryNumerical
The number of molecules from the following which contain only lone pairs of electrons (in addition to bond pairs) is _______ : H2O,N2,CO,XeF4,NH3,NO,CO2,F2.
Q55·ChemistryNumerical
In the complete hydrolysis of XeF4, the difference in the oxidation state of Xe between the oxidised product of XeF4 and XeF4 is _______ .
Q56·ChemistryNumerical
An aqueous solution of volume 300 cm3 contains 0.63 g of protein. The osmotic pressure of the solution at 300 K is 1.29 mbar. The molar mass of the protein is _______ g mol−1. (Given R =0.083 L bar K−1 mol−1).
Q57·ChemistryNumerical
For a metal ion, the calculated magnetic moment is 4.90 BM. This metal ion has _______ number of unpaired electrons.
Q58·ChemistryNumerical
The electron in the nth orbit of Li2+ is excited to the (n+1) orbit using radiation of energy 1.47×10−17 J. The value of n is _______ . (Given RH=2.18×10−18 J).
Q59·ChemistryNumerical
The specific conductance of 0.0025 M acetic acid is 5×10−5 S cm−1 at a certain temperature. The dissociation constant of acetic acid is _______ ×10−7 (nearest integer). (Consider limiting molar conductivity of CH3COOH as 400 S cm2 mol−1).
Q60·ChemistryNumerical
The number of incorrect statement/s from the following is _______ . A. The successive half lives of a zero order reaction decrease with time. B. A substance appearing as a reactant in the chemical equation may not affect the rate of reaction. C. Order and molecularity of a chemical reaction can be a fractional number. D. The rate constant units of zero and second order reactions are mol L−1 s−1 and mol−1 L s−1 respectively.
Mathematics — JEE Main 10 April 2023 Shift 2
Q61·MathematicsSingle correct
Let f be a continuous function satisfying ∫0t2(f(x)+x2)dx=34t3,∀t>0. Then f(4π2) is equal to:
(A)π(1−16π3)
(B)−π2(1+16π2)
(C)−π(1+16π2)
(D)π2(1−16π2)
Q62·MathematicsSingle correct
Eight persons are to be transported from city A to city B in three cars of different makes. If each car can accommodate at most three persons, then the number of ways, in which they can be transported, is:
(A)3360
(B)1680
(C)560
(D)1120
Q63·MathematicsSingle correct
If ∫((ex)2x+(xe)2x)logexdx=α1(ex)2x−γ1(xe)2x+C, where C is the constant of integration, then α+2β+3γ−4δ is equal to:
(A)1
(B)−4
(C)−8
(D)4
Q64·MathematicsSingle correct
Let the image of the point P(1,2,6) in the plane passing through the points A(1,2,0), B(1,4,1) and C(0,5,1) be Q(α,β,γ). Then (α2+β2+γ2) is equal to:
(A)65
(B)70
(C)76
(D)62
Q65·MathematicsSingle correct
Let A={2,3,4} and B={8,9,12}. Then the number of elements in the relation R={((a1,b1),(a2,b2))∈(A×B,A×B):a1 divides b2 and a2 divides b1} is:
(A)36
(B)12
(C)18
(D)24
Q66·MathematicsSingle correct
If A=5!6!7!15!6!7!6!7!8!7!8!9!, then ∣adj(adj(2A))∣ is equal to:
(A)28
(B)212
(C)220
(D)216
Q67·MathematicsSingle correct
Let A be the point (1,2) and B be any point on the curve x2+y2=16. If the centre of the locus of the point P, which divides the line segment AB in the ratio 3:2, is the point C(α,β), then the length of the line segment AC is:
(A)565
(B)545
(C)525
(D)535
Q68·MathematicsSingle correct
Let a die be rolled n times. Let the probability of getting odd numbers seven times be equal to the probability of getting odd numbers nine times. If the probability of getting even numbers twice is 215k, then k is equal to:
(A)30
(B)90
(C)15
(D)60
Q69·MathematicsSingle correct
Let g(x)=f(x)+f(1−x) and f′′(x)>0,x∈(0,1). If g is decreasing in the interval (0,α) and increasing in the interval (α,1), then tan−1(2x)+tan−1(α1)+tan−1(αα+1) is equal to:
(A)23π
(B)π
(C)45π
(D)43π
Q70·MathematicsSingle correct
Let a circle of radius 4 be concentric to the ellipse 15x2+19y2=285. Then the common tangents are inclined to the minor axis of the ellipse at the angle:
(A)4π
(B)3π
(C)12π
(D)6π
Q71·MathematicsSingle correct
Let a=2i^+7j^−k^, b=3i^+5k^ and c=i^−j^+2k^. Let d be a vector which is perpendicular to both a and b, and c⋅d=12. Then (−i^+j^−k^)⋅(c×d) is equal to:
(A)48
(B)42
(C)44
(D)24
Q72·MathematicsSingle correct
If Sn=4+11+21+34+50+… to n terms, then 601(S29−S6) is equal to:
(A)226
(B)220
(C)223
(D)227
Q73·MathematicsSingle correct
If the points P and Q are respectively the circumcentre and the orthocentre of a △ABC, then PA+PB+PC is equal to:
(A)2QP
(B)QP
(C)2PQ
(D)PQ
Q74·MathematicsSingle correct
The statement ∼[p∨(∼(p∧q))] is equivalent to:
(A)∼(p∧q)∧q
(B)∼(p∧q)
(C)∼p∨q
(D)(p∧q)∧(∼p)
Q75·MathematicsSingle correct
Let S={x∈(−2π,2π):91−tan2x+9tan2x=10} and β=∑x∈Stan2(3x), then 61(β−14)2 is equal to:
(A)32
(B)8
(C)64
(D)16
Q76·MathematicsSingle correct
If the coefficients of x and x2 in (1+x)p(1−x)q are 4 and −5 respectively, then 2p+3q is equal to:
(A)63
(B)69
(C)66
(D)60
Q77·MathematicsSingle correct
Let the line 1x=−26−y=5z+8 intersect the lines 4x−5=3y−7=1z+2 and 6x+3=33−y=1z−6 at the points A and B respectively. Then the distance of the mid-point of the line segment AB from the plane 2x−2y+z=14 is:
(A)4
(B)310
(C)3
(D)311
Q78·MathematicsSingle correct
Let S={z=x+iy:4z+2i2z−3i is a real number}. Then which of the following is NOT correct?
(A)y+x2+y2=−41
(B)x=0
(C)(x,y)=(0,−21)
(D)y∈(−∞,−21)∪(−21,∞)
Q79·MathematicsSingle correct
If (22)2022+(2022)22 leaves the remainder α when divided by 3 and β when divided by 7, then (α2+β2) is equal to:
(A)10
(B)5
(C)20
(D)13
Q80·MathematicsSingle correct
Let μ be the mean and σ be the standard deviation of the distribution with values xi=0,1,2,3,4,5 and frequencies fi=k+2,2k,k2−1,k2−1,k2+1,k−3 respectively, where ∑fi=62. If [x] denotes the greatest integer ≤x, then [μ2+σ2] is equal to:
(A)8
(B)7
(C)6
(D)9
Q81·MathematicsNumerical
Let the equations of two adjacent sides of a parallelogram ABCD be 2x−3y=−23 and 5x+4y=23. If the equation of one diagonal AC is 3x+7y=23 and the distance of A from the other diagonal is d, then 50d2 is equal to _______ .
Q82·MathematicsNumerical
Let S be the set of values of λ for which the system of equations 6λx−3y+3z=4λ2, 2x+6λy+4z=1, 3x+2y+3λz=λ has no solution. Then 12∑λ∈S∣λ∣ is equal to _______ .
Q83·MathematicsNumerical
Let the foot of perpendicular from the point A(4,3,1) on the plane P:x−y+2z+3=0 be N. If B(5,α,β),α,β∈Z is a point on plane P such that the area of the triangle ABN is 32, then α2+β2+αβ is equal to _______ .
Q84·MathematicsNumerical
Let a quadratic curve passing through the point (−1,0) and touching the line y=x at (1,1) be y=f(x). Then the x-intercept of the normal to the curve at the point (α,α+1) in the first quadrant is _______ .
Q85·MathematicsNumerical
Let the tangent at any point P on a curve passing through the points (1,1) and (101,100), intersect the positive x-axis and y-axis at the points A and B respectively. If PA:PB=1:k and y=y(x) is the solution of the differential equation edxdy=kx+2k, y(0)=k, then 4y(1)−5loge3 is equal to _______ .
Q86·MathematicsNumerical
Suppose a1,a2,2,a3,a4 be in an arithmetico-geometric progression. If the common ratio of the corresponding geometric progression is 2 and the sum of all 5 terms of the arithmetico-geometric progression is 249, then a4 is equal to _______ .
Q87·MathematicsNumerical
If the domain of the function f(x)=sec−1(5x+32x) is [α,β)∪(γ,δ], then ∣3α+10(β+γ)+21δ∣ is equal to _______ .
Q88·MathematicsNumerical
The sum of all the four-digit numbers that can be formed using all the digits 2,1,2,3 is equal to _______ .
Q89·MathematicsNumerical
In the figure, θ1+θ2=2π and 3(BE)=4(AB). If the area of △CAB is 23−3 unit2, when θ2θ1 is the largest, then the perimeter (in unit) of △CED is equal to _______ .
Q90·MathematicsNumerical
If the area of the region {(x,y):∣x2−2∣≤y≤x} is A, then 6A+162 is equal to _______ .
Chapters tested in this paper
Open any chapter to practise every past-year question on that topic across all papers, and see how often it has actually appeared.
Take the 10 April 2023 Shift 2 paper as a timed mock and Jarvis marks it, then tells you which errors were conceptual gaps, which were silly mistakes, and which pattern you have now repeated. Step-by-step solutions for every question included.