Curated PYQ Collection
Work power and energy
Showing 298 questions & PYQs organized by topics.
Work power and energy
Mechanics
10 Topics
01
Which statements describe conservation of energy? I. Energy can change from one…
RRB PYQ MCQ
02
When force and an object’s motion are perpendicular to each other:
RRB PYQ MCQ
03
Power can be measured in kilowatts and watts. How many watts equal…
RRB PYQ MCQ
04
A 50 kg boy climbs 40 stairs in 9 seconds. Each stair…
RRB PYQ MCQ
05
Which angle between force and displacement gives negative work?
RRB PYQ MCQ
06
A car engine produces a force of 10000 N and moves the…
RRB PYQ MCQ
07
Which physical quantity equals the product of force and velocity in the…
RRB PYQ MCQ
08
A force of 125 N moves an object 5 m in its…
RRB PYQ MCQ
09
Which expression correctly relates power P, force F, time t, and distance…
RRB PYQ MCQ
10
A 40 kg girl climbs stairs through a height of 5 m…
RRB PYQ MCQ