Practice Work, Power and Energy RRB PYQ questions from Railway examinations, including RRB NTPC PYQ, RRB Group D PYQ, RRB JE PYQ, RRB ALP PYQ and RRB Technician PYQ. This topic-wise Physics question set covers important concepts related to work, power, energy, kinetic energy, potential energy, mechanical energy and the conservation of energy.
The Work, Power and Energy RRB PYQ collection is useful for candidates preparing for Railway examinations and revising important Physics concepts through previous year questions. Questions from this topic can include both conceptual and numerical problems, making regular practice important for improving calculation accuracy and understanding the application of Physics formulas.
Whether you are preparing for RRB NTPC Work, Power and Energy PYQ, RRB Group D Work, Power and Energy PYQ, RRB JE Work, Power and Energy PYQ, RRB ALP Work, Power and Energy PYQ, or RRB Technician Work, Power and Energy PYQ, practice these previous year questions regularly as part of your Railway Physics preparation.
Start practicing Work, Power and Energy RRB PYQs with answers and explanations and strengthen your Railway Physics preparation.
41
Rahul moves a book through a distance D in the direction of the applied force. What is the work done by the force?
A force does work when it produces displacement with a component along the force.
48
A 5 kg object is pushed 10 metres by a horizontal force of 20 N on a rough surface with coefficient of kinetic friction 0.2. Find the net work. (g = 10 m/s²)
RRB Technician Grade-I
19/12/2024 / Shift-I
2024
✓ Answer:A100 J
Friction = μmg = 0.2 × 5 × 10 = 10 N. Net work = (20 - 10) × 10 = 100 J.
49
A 0.1 kg ball is dropped from rest and falls 2 metres. Find the work done by gravity.
RRB ALP & Technician
10/08/2018 / Shift-III
2018
✓ Answer:A1.96 J
W = mgh = 0.1 × 9.8 × 2 = 1.96 J.
50
A worker raises a 10 kg object 1.2 m from the ground onto his head. Find the work done. (g = 10 m/s²)
RRB Group D
08/10/2018 / Shift-II
2018
✓ Answer:A120 J
W = mgh = 10 × 10 × 1.2 = 120 J.
Showing 41 – 50 of 298 MCQ Questions | Page 5 of 30
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