A 5-Kg Concrete Block Is Lowered with a Downward Acceleration

question 5

Multiple Choice

A 5-kg concrete block is lowered with a downward acceleration of 2.8 m/s² by means of a rope.The force of the block on the rope is:

• A)14 N, up
• B)14 N, down
• C)35 N, up
• D)35 N, down
• E)49 N, up

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Definitions:

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