alleryStart learning →Which pair of quantities has the SI unit joule?
AForce and energy
BWork and power
CPower and force
DWork and energy
Answer & Solution
Correct answer: D. Work and energy
Both work and energy are measured in joules, while power uses watts and force uses newtons.
Keep practising Work, Energy and Power
Browse all Work, Energy and Power questions for ICSE Class 8, or explore more Physics topics.
Related questions
B steadily lifts twice A's mass through half A's height in twice A's time. Useful lifting A gives 100 W for 5 s; B gives 40 W for 20 s. Which transfers more energy?A ball has KE 20 J and GPE 30 J. With no losses, GPE falls to 10 J. New KE?A body drops from rest through 5 m without air resistance. Final speed? g = 10 m/s².Unequal masses have equal GPE above ground. Dropped from rest without air, faster at grounBodies of 4 kg and 1 kg have equal kinetic energy. Speed ratio heavy:light?Mass becomes three times as large and speed halves. Kinetic energy becomes?A 50 W device runs for 3 minutes at that power. Energy transferred?