Civil Engineering MCQAE Level Civil Engineering
Two perfectly elastic spheres of equal masses moving in the same direction with velocities in the ratio 2:1 have an impact. After impact, they will:
Engineering MechanicsEngineering MechanicsMEDIUM
Choose the correct answer
A
move in the same direction with same velocity ratio
B
have a velocity ratio of 1:2
C
move in opposite directions with velocity ratio of 1:2
D
move in the same direction with a velocity ratio of 1:2
Correct Answer
D. move in the same direction with a velocity ratio of 1:2
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For equal masses in a perfectly elastic direct collision, the velocities are interchanged
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This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.