The dimensions of power are:
AM L3 T-2
BM L2 T-3
CM L2 T-2
DM L1 T-3
Answer & Solution
Correct answer: B. M L2 T-3
1. Power is energy per unit time.
2. Energy has dimensions M L2 T-2, so power has M L2 T-3.
3. So the correct answer is M L2 T-3.
_Source: NCERT Class 11 Physics Part I, Ch 6 'Work, Energy and Power'_
Related questions
In an elastic collision of two bodies, what is conserved?Work and energy are measured in the same:Which theorem links the work done with the change in kinetic energy?The scalar product of two vectors gives a:In an inelastic collision, the final kinetic energy is:The unit of potential energy is the same as that of:A force from which a potential energy can be derived is called:You most often meet the watt when buying: