Free physics question bank
Work Done by Forces questions with solutions
Practice Work , Power and Energy for JEE Main, JEE Advanced, NEET, and Classes 11–12. Attempt each question, then open it for the full solution.
Showing 1–10 of 60 questions
- MCQeasyWork , Power and Energy
Identify the correct statements from the following:
A. Work done by a man in lifting a bucket out of a well by means of a rope tied to the bucket is negative.
B. Work done by gravitational force in lifting a bucket out of a well by a rope tied to the bucket is negative.
C. Work done by friction on a body sliding down an inclined plane is positive.
D. Work done by an applied force on a body moving on a rough horizontal plane with uniform velocity is zero. E. Work done by air resistance on an oscillating pendulum is negative. Choose the correct answer from the options given below:Options
JEE Mains29 January 2023Shift 2Evening Shift
Open question & full solution → - MCQmediumWork , Power and Energy
Identify the correct statements: (A) Work by a man lifting a bucket from a well is negative. (B) Work by gravity while lifting the bucket is negative. (C) Work by friction on a body sliding down an incline is positive. (D) Work by an applied force on a body moving at uniform velocity on a rough horizontal plane is zero. (E) Work by air resistance on an oscillating pendulum is negative. Choose the correct combination.
Options
JEE Mains 2023
Open question & full solution → - MCQmediumWork , Power and Energy
A 3 kg body experiences a constant force and its displacement follows s=t²/3 (metres), with t in seconds. Find work done in the first 2 s.
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AIPMT 2006NEET
Open question & full solution → - MCQeasyWork , Power and Energy
A force of magnitude 30 N acting along î+ĵ+k̂ displaces a particle from (2,4,1) m to (3,5,2) m. The work done is:
Options
JEE MainsNEET
Open question & full solution → - NumericmediumWork , Power and Energy
A small particle moves to position 5î - 2ĵ + k̂ from its initial position 2î + 3ĵ - 4k̂ under the action of force 5î + 2ĵ + 7k̂ N. The work done is ______ J.
JEE Mains1 February 2023Shift 1Morning Shift
Open question & full solution → - MCQmediumWork , Power and Energy
A particle moves from (-2î + 5ĵ) m to (4ĵ + 3k̂) m under a constant force (4î + 3ĵ) N. Find the work done.
Options
NEET Phase-II 2016
Open question & full solution → - MCQmediumWork , Power and Energy
Force F(y)=20+10y N acts on a particle moving in y-direction. Calculate work as it moves from y=0 to y=1 m.
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NEET 2019
Open question & full solution → - Multi-correctmediumWork , Power and Energy
Block A of mass 1 kg is kept on block B of mass 2kg which is kept on smooth surface as shown in figure. At t = 0 both blocks are at rest and a force of 6N is applied on block B. Friction coefficient between A and B is 0.5. Which of the following is/are correct :-
Select all that apply
JEE Advanced
Open question & full solution → - NumericmediumWork , Power and Energy
A particle moves along the x-axis from x = 0 to x = 4 m under a position-dependent force F(x) = 3x² - 4x + 5 N. If the work done is N joule, find N.
JEE MainsNEETJEE Advanced
Open question & full solution → - MCQeasyWork , Power and Energy
The components of a force acting on a particle are varying according to the graphs shown. To reach at point B (8, 20, 0) from point A(0, 5, 12) the particle moves on paths parallel to x-axis then y-axis and then z-axis, then work done by this force is :-
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JEE MainsNEET
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