Question
To push a barrel up a ramp, a worker uses 3600 J of energy. At the top of the ramp, the barrel has 2300 J
To push a barrel up a ramp, a worker uses 3600 J of energy. At the top of the ramp, the barrel has 2300 J of gravitational potential energy. Calculate the efficiency of the ramp.
Question 15 options:
a) 100%
b) 33%
c) 64%
d) 25%
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Fundamentals of Physics
Authors: Jearl Walker, Halliday Resnick
10th Extended edition
978-1118230718, 111823071X, 978-1118230725
