Relative Motion
3 practice questionsEngineering DynamicsStep-by-step solutions
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1
Car A moves east at m/s and car B moves east at m/s. The velocity of B relative to A is:
A. m/s east
B. m/s west
C. m/s east
D. m/s west
2
The velocity of A relative to B is given by:
A.vA − vB
B.vA + vB
C.vA · vB
D.vB only
3
Two cars travel toward each other at 30 m/s and 20 m/s. The speed of one relative to the other is:
A.10 m/s
B.50 m/s
C.25 m/s
D.600 m/s
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