A 400 kg vehicle is travelling in outer space at a speed of 200 m/s. The smallest constant force that must be applied to stop it in 20 seconds is

A 400 kg vehicle is travelling in outer space at a speed of 200 m/s. The smallest constant force that must be applied to stop it in 20 seconds is

A 400 kg vehicle is travelling in outer space at a speed of 200 m/s. The smallest constant force that must be applied to stop it in 20 seconds is 





A) 160 N.
B) 800 N.
C) 40 N.
D) 4000 N.







Answer: D


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