# NCERT Exemplar Solutions Class 9 Science Solutions for Work and Energy - Exercise in Chapter 11 - Work and Energy

Question 6 Work and Energy - Exercise

Which one of the following is not the unit of energy?

(a) joule

(b) newton metre

(c) kilowatt

(d) kilowatt-hour

Explanation:

Kilowatt is the SI Unit of electrical power

Video transcript
"hello everyone welcome to lido learning i am good pre your science tutor today's question is which one of the following is not the unit of energy a joule b newton meter c kilowatt or d kilowatt r so the four options have been given to you and it is asked which is not the unit of energy if we analyze the four options then from the four options we can see the option d that is kilowatt r it is a unit of energy but if we talk about the option c that is kilowatt kilowatt here it is the sa unit of electrical power not energy so your correct option will be option c answer will be option c that kilowatt it is not the unit of energy for more such videos please subscribe leader learning and for any doubts drop a comment thank you"
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