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Friday, 9 October

JEE Main Physics · Class 11

Work, Energy and Power: JEE Main previous year questions

Work, Energy and Power had 44 questions in the 42 JEE Main shifts Lumi analysed, about 1.0 a shift, asked in 34 of 42 shifts. It ranks 10 of 29 Physics chapters by questions; 2% of its questions were hard.

Questions
44
in 34 of 42 shifts
A shift, on average
1.0
of 25 Physics questions
Since 2024
-0.2
1.0 a shift in 2017–23, 0.9 in 2024–26
Numerical answer
14
32% of its questions

Year by year

How often it came

Questions in the analysed shifts of each year. Years differ in how many shifts Lumi analysed, so read the bars with the shift count.

Questions each year
0481’174’206’215’225’238’247’258’26

2017: 1 shifts · 2020: 4 shifts · 2021: 4 shifts · 2022: 4 shifts · 2023: 4 shifts · 2024: 8 shifts · 2025: 8 shifts · 2026: 9 shifts

Difficulty by year
  • 20171
  • 20204
  • 20216
  • 20225
  • 20235
  • 20248
  • 20257
  • 20268
  • Easy
  • Medium
  • Hard

Inside the chapter

Topics and the ideas that repeat

4 topics and 24 distinct ideas; 11 ideas were asked more than once. Most questions are single correct and calculation.

Topics, by questions

1 questions had no close topic in our taxonomy and are counted for the chapter only.

Ideas asked most
11 repeat

Study it on Lumi

Work, Energy and Power: the interactive lesson

Every question

All 44 Work, Energy and Power questions

Newest first. Each opens with its options and the official answer.

2026 8 questions

  1. 2 Apr 2026, Shift 2 · Q36A spherical ball of mass 2 kg falls from a height of 10 m and is brought to rest after penetrating 10 cm into sand. The average force…EasySingle correct
  2. 4 Apr 2026, Shift 1 · Q46A 11 kg block subjected to two simultaneous forces (2i^+3j^+4k^)\left(2\hat{i}+3\hat{j}+4\hat{k}\right) N and…EasyNumerical value
  3. 4 Apr 2026, Shift 1 · Q49A body of mass 22 kg begins to move under the influence of time dependent force F⃗=(2t i^+6t2 j^)\vec{F}=\left(2t\,\hat{i}+6t^2\,\hat{j}\right) N, where…MediumNumerical value
  4. 5 Apr 2026, Shift 2 · Q28A mass of 1 kg is kept on a inclined plane with 30∘30^\circ inclination with respect to horizontal plane and it is at rest initially. Then…MediumSingle correct
  5. 6 Apr 2026, Shift 1 · Q28The rain drop of mass 1 g, starts with zero velocity from a height of 1 km. It hits the ground with a speed of 5 m/s. The work done by the…EasySingle correct
  6. 6 Apr 2026, Shift 1 · Q32A smooth inclined plane ends in a vertical circular loop, as shown in the figure. A small body is released from height hh as shown. If…MediumSingle correctHas a figure
  7. 6 Apr 2026, Shift 2 · Q29A body of mass 1 kg moves along a straight line with a velocity v=2x2v=2x^2. The work done by the body during displacement from x=0x=0 to 5 m…EasySingle correct
  8. 6 Apr 2026, Shift 2 · Q44The velocity at which 6 kg mass (shown in figure) strikes the ground when it is released from a height of 6 m above the ground is…MediumDiagram basedHas a figure

2025 7 questions

  1. 3 Apr 2025, Shift 1 · Q28A particle is released from height S above the surface of the earth. At certain height its kinetic energy is three times its potential…EasySingle correct
  2. 3 Apr 2025, Shift 2 · Q29Consider two blocks A and B of masses m1=10m_1 = 10 kg and m2=5m_2 = 5 kg that are placed on a frictionless table. The block A moves with a…MediumSingle correctHas a figure
  3. 3 Apr 2025, Shift 2 · Q31A block of mass 1 kg, moving along xx with speed vi=10v_i = 10 m/s enters a rough region ranging from x=0.1x = 0.1 m to x=1.9x = 1.9 m. The…MediumSingle correct
  4. 4 Apr 2025, Shift 2 · Q44A block of mass 25 kg is pulled along a horizontal surface by a force at an angle 45∘45^\circ with the horizontal. The friction coefficient…MediumSingle correct
  5. 7 Apr 2025, Shift 1 · Q28An object of mass 1000 g experiences a time dependent force F⃗=(2t i^+3t2 j^)N\vec{F} = \left(2t\,\hat{i} + 3t^2\,\hat{j}\right)\mathrm{N}. The power…MediumSingle correct
  6. 7 Apr 2025, Shift 2 · Q30Which one of the following forces cannot be expressed in terms of potential energy ?EasySingle correct
  7. 8 Apr 2025, Shift 2 · Q29A block of mass 2 kg is attached to one end of a massless spring whose other end is fixed at a wall. The spring-mass system moves on a…MediumSingle correct

2024 8 questions

  1. 6 Apr 2024, Shift 2 · Q36When kinetic energy of a body becomes 36 times of its original value, the percentage increase in the momentum of the body will be :EasySingle correct
  2. 8 Apr 2024, Shift 1 · Q35Three bodies A, B and C have equal kinetic energies and their masses are 400 g, 1.2 kg and 1.6 kg respectively. The ratio of their linear…EasySingle correct
  3. 9 Apr 2024, Shift 1 · Q35A particle of mass m moves on a straight line with its velocity increasing with distance according to the equation v=αxv=\alpha\sqrt{x},…EasySingle correct
  4. 9 Apr 2024, Shift 2 · Q51A force (3x2+2x−5)(3x^2+2x-5) N displaces a body from x=2x=2 m to x=4x=4 m. Work done by this force is ___________ J.EasyNumerical value
  5. 29 Jan 2024, Shift 1 · Q34A block of mass 100 kg slides over a distance of 10 m on a horizontal surface. If the co-efficient of friction between the surfaces is…EasySingle correct
  6. 29 Jan 2024, Shift 1 · Q35The potential energy function (in J) of a particle in a region of space is given as U=(2x2+3y3+2z)U=(2x^2+3y^3+2z). Here xx, yy and zz are in…EasySingle correct
  7. 30 Jan 2024, Shift 2 · Q35A block of mass 1 kg is pushed up a surface inclined to horizontal at an angle of 60∘60^\circ by a force of 10 N10\ N parallel to the…EasySingle correctHas a figure
  8. 31 Jan 2024, Shift 2 · Q35A body of mass 2 kg begins to move under the action of a time dependent force given by F⃗=(6t i^+6t2 j^)\vec{F}=\left(6t\,\hat{i}+6t^2\,\hat{j}\right) N.…MediumSingle correct

2023 5 questions

  1. 6 Apr 2023, Shift 1 · Q59A particle of mass 10 g moves in a straight line with retardation 2x2x, where xx is the displacement in SI units. Its loss of kinetic…MediumNumerical value
  2. 8 Apr 2023, Shift 2 · Q40A bullet of mass 0.1 kg moving horizontally with speed 400 ms−1^{-1} hits a wooden block of mass 3.9 kg kept on a horizontal rough…MediumSingle correct
  3. 8 Apr 2023, Shift 2 · Q54A body of mass 5 kg is moving with a momentum of 10 kg ms−1^{-1}. Now a force of 2 N acts on the body in the direction of its motion for 5…EasyNumerical value
  4. 11 Apr 2023, Shift 1 · Q59A force F⃗=(2+3x)i^\vec{F} = (2 + 3x)\hat{i} acts on a particle in the xx direction where F is in newton and xx is in meter. The work done by…EasyNumerical value
  5. 13 Apr 2023, Shift 2 · Q51A car accelerates from rest to u m/s. The energy spent in this process is E J. The energy required to accelerate the car from u m/s to 2u…EasyNumerical value

2022 5 questions

  1. 25 Jul 2022, Shift 1 · Q34A body of mass 0.50.5 kg travels on straight line path with velocity v=(3x2+4)v=(3x^2+4) m/s. The net workdone by the force during its…EasySingle correct
  2. 28 Jul 2022, Shift 1 · Q59A block of mass 'm' (as shown in figure) moving with kinetic energy E compresses a spring through a distance 25 cm when, its speed is…MediumNumerical valueHas a figure
  3. 24 Jun 2022, Shift 1 · Q39A particle experiences a variable force F⃗=(4xi^+3y2j^)\vec{F}=(4x\hat{i}+3y^2\hat{j}) in a horizontal xx-yy plane. Assume distance in meters and…MediumSingle correct
  4. 24 Jun 2022, Shift 1 · Q58A ball of mass 100 g is dropped from a height h=10h=10 cm on a platform fixed at the top of a vertical spring (as shown in figure). The ball…MediumNumerical valueHas a figure
  5. 29 Jun 2022, Shift 1 · Q38A particle of mass 500 gm is moving in a straight line with velocity v=bx5/2v = bx^{5/2}. The work done by the net force during its…MediumSingle correct

2021 6 questions

  1. 3 Aug 2021, Shift 2 · Q20A block of mass 4.0 kg is pulled up on a smooth incline of angle 30∘30^\circ with the horizontal. If the block moves with an acceleration…MediumSingle correct
  2. 25 Jul 2021, Shift 1 · Q23A pendulum bob has a speed of 3 m/s at its lowest position. The pendulum is 50 cm long. The speed of bob, when the length makes an angle…EasyNumerical value
  3. 16 Mar 2021, Shift 2 · Q14A large block of wood of mass M = 5.99 kg is hanging from two long massless cords. A bullet of mass m = 10 g is fired into the block and…MediumDiagram basedHas a figure
  4. 18 Mar 2021, Shift 1 · Q2A constant power delivering machine has towed a box, which was initially at rest, along a horizontal straight line. The distance moved by…EasySingle correct
  5. 18 Mar 2021, Shift 1 · Q24As shown in the figure, a particle of mass 10 kg is placed at a point A. When the particle is slightly displaced to its right, it starts…EasyNumerical valueHas a figure
  6. 18 Mar 2021, Shift 1 · Q30A bullet of mass 0.1 kg is fired on a wooden block to pierce through it, but it stops after moving a distance of 50 cm into it. If the…EasyNumerical value

2020 4 questions

  1. 8 Jan 2020, Shift 1 · Q22A body A, of mass m = 0.1 kg has an initial velocity of 3i^3\hat{i} ms−1^{-1}. It collides elastically with another body, B of the same…MediumNumerical value
  2. 2 Sep 2020, Shift 1 · Q3A particle of mass mm with an initial velocity ui^u\hat{i} collides perfectly elastically with a mass 3m3m at rest. It moves with a…MediumSingle correct
  3. 2 Sep 2020, Shift 1 · Q21A small block starts slipping down from a point B on an inclined plane AB, which is making an angle θ\theta with the horizontal section…MediumNumerical valueHas a figure
  4. 6 Sep 2020, Shift 2 · Q3A particle moving in the xyxy plane experiences a velocity dependent force F⃗=k(vyi^+vxj^)\vec{F} = k\left(v_y\hat{i} + v_x\hat{j}\right), where vxv_x…HardSingle correct

2017 1 questions

  1. 2 Apr 2017 (offline) · Q4A time dependent force F=6tF=6t acts on a particle of mass 1 kg. If the particle starts from rest, the work done by the force during the…EasySingle correct

Pattern: Asked most years.