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JEE Advanced 2020 Concept Recapitulation Test 3 Paper 2

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Question : 12

Total: 54

A plane mirror is inclined at an angle 30∘ with the horizontal surface. A particle is projected from ground (at t=0 ) with velocity V=20m∕s at an angle of 60∘ with the horizontal. The image of particle is observed. (The particle does not collide with the mimor). Then

The time when image is at rest with respect to particle is ‌
2
√3
second
The time when the image is at rest with respect to particle is √3 second
Path of image of particle as seen by itself is parabolic
Path of image of particle as seen by itself is straight line

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