A 50-N Force on Is the Only Force a 2-Kg

question 40

Multiple Choice

A 50-N force on is the only force a 2-kg crate that starts from rest. At the instant the object has gone 2 m the rate at which the force is doing work is:

• A) 2.5 W
• B) 25 W
• C) 75 W
• D) 100 W
• E) 1000 W

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