Exam Category
Mechanics
Showing 834 questions & PYQs organized by topics.
Mechanics
Mechanics
10 Topics
01
Which physical quantity measures the rate of doing work?
RRB PYQ MCQ
02
A 20 kg object is raised through 2 m. What work is…
RRB PYQ MCQ
03
A 50 kg boy climbs 44 stairs in 10 seconds. Each stair…
RRB PYQ MCQ
04
A machine does 3000 J of work in 15 seconds. Find its…
RRB PYQ MCQ
05
Work can only be done when _____ is present.
RRB PYQ MCQ
06
Mohan has a mass of 40 kg and climbs 50 steps in…
RRB PYQ MCQ
07
Work done by a motor per unit time is called:
RRB PYQ MCQ
08
A 50 kg boy climbs 43 stairs in 10 seconds. Each stair…
RRB PYQ MCQ
09
A machine does work W in time t with power p. If…
RRB PYQ MCQ
10
Which is not an example of work done?
RRB PYQ MCQ