21
PSMultiple Choice

Weather Expressions Part 2 — Unit test

Question 21 • Summer School 26: Spanish I

A powered winch is used to pull a sailboat to shore. The winch uses a 900 W motor.If the motor is used for 30 s, how much work does it do? (Power: P = W/t)

Answer
A
0.03 J
B
30 J
C
960 J
D
27,000 J
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