Question : From an inclined plane two particles are projected with same speed at same angle θ, one up and other down the plane as shown in figure. Which of the following statements (𝑠) is/are correct?
(A) The time of flight of each particle is the same.
(B) The particles will collide the plane with same speed
(C) Both the particles strike the plane perpendicularly
(D) The particles will collide in mid air if projected simultaneously and time of flight of each particle is less than the time of collision
Answer : option (A)
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