Power Physics Problem

Front

The standard metric unit of power is _____

Back

Watt

Front

A horse performs 15000 joules of work pulling a wagon for 20 seconds. What is the horse's power?

Back

750 W

Front

The formula for computing power is _____

Back

w / t

Front

W = 500 J, T = 25 seconds, P = ?

Back

20 W

Front

W = ___

Back

f x d

Front

What does 'W' stand for in the power formula?

Back

Work

Front

What is the relationship between power, work, and time?

Back

Power is the rate at which work is done.

Front

If a machine does 1000 joules of work in 10 seconds, what is its power?

Back

100 W

Front

What is the formula to calculate work done?

Back

W = f x d

Front

What is the unit of work in the metric system?

Back

Joule (J)