Question

A 523 kg experimental rocket sled can be
accelerated from rest to 1620km/h in 1.82s .what net force is required.

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Answer 1

Answer:

1620km/h = 450 m/s

so we have

acc. a = (450 -0)/1.82= 247.25 m/s^2

Finally

F = ma

= 523 x 247.25

= 129313 .187 N

Answer 2

Explanation:

FROM WHICH SUBJECT IT IS