A 63 kg astronaut drifting with 7.0 m/s to the right with respect to a spacecraft uses a jetpack to slow down. Suppo

Question

A 63 kg astronaut drifting with 7.0 m/s to the right with

respect to a spacecraft uses a jetpack to slow down.

Suppose it takes 14.0 s to come to a stop with respect to the spacecraft. What is the force exerted by the jetpack?

in progress 0
Delwyn 4 years 2021-09-02T00:21:17+00:00 1 Answers 5 views 0

Answers ( )

  1. Giakhanh
    0
    2021-09-02T00:22:21+00:00
    Reply

    Answer:

    31.5N

    Explanation:

    M = 63kg, v = 7.0m/s t = 14.0s F =?

    Force = Mass * acceleration

    but acceleration = change in velocity / time

    a = dV/dt

    F = (63 * 7.0) / 14

    F = 31.5N

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )