An suv is traveling at a speed of 8 m/s. If the suv has a mass of 1,550 kg, what force must be applied to stop it in 8 seconds? A) - 2,700.0 N B) - 2.25 N C) - 3,487.5 N D) - 4,030.7 N

Question

Physics

Pokey

30 April, 22:38

An suv is traveling at a speed of 8 m/s. If the suv has a mass of 1,550 kg, what force must be applied to stop it in 8 seconds? A) - 2,700.0 N B) - 2.25 N C) - 3,487.5 N D) - 4,030.7 N

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Cornelius Ingram · Answer 1

Speed, v = 8 m/s

Mass, m = 1550 kg

Time = 8 sec

Force exerted by suv = mv/t

= 1550*8/8

= 1550 N

So, force reqd. to stop it would be the same bit in opposite direction.

So, force reqd. = - 1550 N