8
QuizMultiple Choice

Work and Power

Question 8 • PBCSD_Grade_Forgiveness_2003310_Physical Science_S2_2022

Den pushes a desk 400 cm across the floor. He exerts a force of 10 N for 8 s to move the desk.What is his power output? (Power: P = W/t)

Answer
A
1.25 W
B
5 W
C
40 W
D
500 W
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