A plane mirror OA of length 2 m is kept along the line y = -x as shown. An insect having velocity 4î cm s⁻¹ moves along the x-axis from far away. The time span for which the insect can see its image is:

Physics · Geometrical optics · law of reflection and plane mirror

JEE Advanced

A plane mirror OA of length 2 m is kept along the line y = -x as shown. An insect having velocity 4î cm s⁻¹ moves along the x-axis from far away. The time span for which the insect can see its image is:

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