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Home / Questions / The net force on a rocket with a weight of 15 104 N is 24 104 N How much time is needed ...

The net force on a rocket with a weight of 15 104 N is 24 104 N How much time is needed to increase the rockets speed from 12 ms to 36 ms near the surface of the Earth at takeoff

The net force on a rocket with a weight of 1.5 x 104 N is 2.4 x 104 N. How much time is needed to increase the
rockets speed from 12 m/s to 36 m/s near the surface of the Earth at takeoff?
(A) 0.62 s (B) 0.78 s (C) 1.5 s (D) 3.8 s (E) 15 s
24. A 50 kg gymnast falls freely from a height of 4 meters on to a trampoline. The trampoline then bounces her
back upward with a speed equal to the speed at which she first struck the trampoline. What is the average force
the trampoline applies to the gymnast.
(A) 50 N (B) 200 N (C) 500 N (D) 2000 N (E) More information is required
 

Jun 21 2020 View more View Less

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