A swimmer does 3,560 J of work in 55 s. What is the swimmer’s power output? Round your answer to two significant figures.

64J/s or 64W

Explanation:

By definition the power is:

P = W/t

With W being the work done in a certain amount of time and t the amount of time.

In our case:

P = 3560J/55s =64J/s or 64W

step-by-step explanation:

we are given

we have to simplify it

firstly, we will factor it

now, we can cancel like terms

now, we can combine it

so, we get

answer; i believe the correct answer is (40,000 j) good luck