debo1776 debo1776
  • 20-02-2024
  • Physics
contestada

A small 6.90 kg rocket burns fuel that exerts a time-varying upward force on the rocket. This force obeys the equation F = A + Bt². Measurements show that at t = 0, the force is 103.0 N, and at the end of the first 2.50 s, it is 180.0 N.

(a) Find the constant A.

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