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10. Duncan needs to lift a 31.0kg rock. If he exerts an upward force of 500 N on the rock, what is the rock's acceleration?​
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5 votes
10. Duncan needs to lift a 31.0kg rock. If he exerts an upward force of 500 N on the rock, what is the rock's acceleration?​

User Tim AtLee
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1 Answer

5 votes

Step-by-step explanation:

(taking g = 10 m/s^2)

F - W = m * a

500 - 310 = 31 * a

190 = 31 * a

a (Acceleration of rock ) = 6.12 m/s^2

User Mehrdad Hedayati
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