Multiple Choice
A rocket with a mass of 500 grams is launched straight up.It achieves a velocity of 20.0 m/s in 2.00 seconds.The average thrust force of the engines on the rocket is
A) 7.50 N.
B) 9.90 N.
C) 12.0 N.
D) 13.5 N.
E) 20.0 N
Correct Answer:
Verified
Correct Answer:
Verified
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