A dog drags a 1-kg bone across the floor for 2 meters with an applied force of 10N. How long did it take him if he used 40 Watts of power? seconds

asked Feb 4, 2022 752 views

1 vote

A dog drags a 1-kg bone across the floor for 2 meters with an applied

force of 10N. How long did it take him if he used 40 Watts of power?
seconds

by Sazzy

5.2k points

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1 vote

Answer:

0.5 seconds

Step-by-step explanation:

Work = Fdcos(theta) = 10*2*cos(0) = 20 J

Power = W/t

40 = 20/t

t = 0.5s

Eaglefreeman answered Feb 10, 2022

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