One watt is equal to:
AOne joule per hour
BOne joule per day
COne joule per second
DOne joule per minute
Answer & Solution
Correct answer: C. One joule per second
1. Power is work divided by time.
2. The watt is one joule per second.
3. So the correct answer is one joule per second.
_Source: syllabus 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:The dimensions of power are: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: