A 1 200-kg car traveling initially with a speed of 25.0 m/s in an easterly direction crashes into the rear end of a 9 000-kg truck moving in the same direction at 20.0 m/s (Fig. P6.42 on page 194). The velocity of che car right after the collision is 18.0 m/s to the east. a) What is the velocity of the truck right after the
A 1 200-kg car traveling initially with a speed of 25.0 m/s in an easterly direction crashes into the rear end of a 9 000-kg truck moving in the same direction at 20.0 m/s (Fig. P6.42 on page 194). The velocity of che car right after the collision is 18.0 m/s to the east. a) What is the velocity of the truck right after the
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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#42 including ambulance image
Transcribed Image Text:194
CHAPTER 6 Momentum and Collisions
collision? (b) How much mechanical energy is lost in
the collision? Account for this loss in energy.
+25.0 m/s
+20.0 m/s
+18.0 m/s
47.
Before
After
Figure P6.42
43. QC S A boy of mass m, and his girlfriend of mass
noat
Transcribed Image Text:surface and connected to a spring having spring con-
stant 150 N/m. The bullet becomes embedded in the
block. If the bullet-block system compresses the spring
by a maximum of 80.0 cm, what was the speed of the
bullet at impact with the block?
42. A 1 200-kg car traveling initially with a speed of
25.0 m/s in an easterly direction crashes into the rear
end of a 9 000-kg truck moving in the same direction
at 20.0 m/s (Fig. P6.42 on page 194). The velocity of
the car right after the collision is 18.0 m/s to the east.
(a) What is the velocity of the truck right after the
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