two cars A and B are moving with the same speed 10m/s along the same same line. what is the velocity of A relative to B when they are moving towards each other
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Answer:
Answer is A.
Velocity of A, B and the difference in the velocities are given as follows.
v
A
=+10m/sv
B
=−12m/sv
AB
=v
A
−v
B
=+22m/s
Hence, the velocity of A with respect to B is 22 m/s.
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