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  • If an object moves towards a plane mirror with a speed v at an angle θ to the perpendicular to the plane of the mirror, find the relative velocity between t

If an object moves towards a plane mirror with a speed v at an angle θ to the perpendicular to the plane of the mirror, find the relative velocity between the object and the image   

                      

Option: 1

v


Option: 2

2v


Option: 3

2vcosθ


Option: 4

2vsinθ


Answers (1)

best_answer

 

 

 

                                \vec{V}_{o, i}=\vec{V}_{o}-\vec{V}_{i}

                                \\ \vec{V}_{o, i}= vcos \theta \vec{i} - (v cos \theta (\vec{-i})) \\ \vec{V}_{o, i} = 2vcos \theta \vec{i}

So magnitude will be 2vcos \theta

 

Posted by

Riya

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