Question

103. A150 kg space probe is moving in the positive x direction
at 18 km/s when it encouters a time dependent force
directed in the negative x direction. The force is as follows:
Ο Ν
for 0 < t < 1.5 s
F = 750 x 103 N for 155 st<35 s
Ο Ν
fort > 35 s
Determine the final speed of the space probe.
(1) 8.0 km/s
(2) 26 km/s
(3) 28 km/s
(4) 18 km/s​

Answer 1

Answer:

(4) 18 km/s ...........................