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the time elapse after which the particle is moving upwards at an angle of 45 degree with the horizontal is

 the time elapse after which the particle is moving upwards at an angle of 45 degree with the horizontal is 

Grade:11

1 Answers

India VK
42 Points
8 years ago

Initial velocity in vector form = (v_x0, v_y0) 

Velocity at time t = (v_x0, v_y0 - gt)

 

We want ''t'' such that v_x0 = (v_y0 - gt) and v_y0 > 0

 

This equation can be solved when we have the initial velocity values

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