In a particular crash test, a car of mass 1500 kg collides with a wall, as shown in the Figure. The initial and final velocities of the car are v, =-15.0 m/s x and v, = 2.6 m/s x, respectively. If the collision lasts for 0.15 s, the average force exerted on the car is VE Before
In a particular crash test, a car of mass 1500 kg collides with a wall, as shown in the Figure. The initial and final velocities of the car are v, =-15.0 m/s x and v, = 2.6 m/s x, respectively. If the collision lasts for 0.15 s, the average force exerted on the car is VE Before
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Transcribed Image Text:In a particular crash test, a car of mass 1500 kg collides
with a wall, as shown in the Figure. The initial and final
velocities of the car are v, =-15.0 m/s x and v, 2.6 m/s x,
respectively. If the collision lasts for 0.15 s, the average
force exerted on the car is
Before
-15.0 m/s
a) 2.35 x 105 Nx
b) 1.76 x 105 N x
c) 1.32 x 10° N x
d) 1.98 x 104 N x.
After
+260 m/s
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