contestada

• Q. A car was moving with speed 30m/s a force was applied on the car to cause The car
to accelerate to 70 m/s for 5 seconds. If the mass of the car is 2000 kg, find the
magnitude of this force
A) 6000N
B) 16000N
C) 400N
D) 20000N
OA)
OB)
OC)

Respuesta :

zishanshani2002
Acceleration =70-30/5
=40/5
=8m/s^2
Force=ma
F=2000(8)
F=16000N

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