When you cut a board with a power saw as compared with a handsaw, how much work do you do with a power saw? a) less work in less time b) the same amount of work in less time c) more work in less time d) less work in more time

B) the same amount of work in less time

Explanation:

Hand saw and power saw both are used to cut the board

So here we can say that here work done is to cut the the board only.

Now if both object has done same job so the total work done by both of them is same

now since power saw is electrically operated so it will complete the job in less time so the power will be more as we define power as rate of work done

So here we will have

so here we can say that the correct answer will be

B) the same amount of work in less time

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