Q6 of 146 Page 162

Name the physical quantity whose unit is watt.

Power is the physical quantity whose SI unit is watt. Power is the rate of doing work. It is the amount of energy consumed.


More from this chapter

All 146 →
4

Define the term ‘watt’.

 5

How many watts equal one horse power?

 7

What is the power of a body which is doing work at the rate of one joule per second?

 8

A body does 1200 joules of work in 2 minutes. Calculate its power.