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Question

A plane mirror is placed at origin parallel of y- axis, facing the positive x–axis. An object starts from (2m, 0, 0) with a velocity of (2^i+2^j), relative velocity of image with respect to object is along

A
Positive x – axis
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B
Negative x-axis
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C
Positive y-axis
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D
Negative y-axis
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Solution

The correct option is B Negative x-axis


|v0|=|v1|
=(2)2+(2)2
=22 m/s
Relative velocity of image with respect to object is in negative x-direction as shown in figure.

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