Question

A stone is projected from a point A with speed u making an angle 60degree with horizintal as shown. the fixed inclined surface makes an angle 30degree with horizontal. the stone lands at B after time t. Then the distance AB is equal to​

Answer 1

Answer:

Angle with Plane = 30°

Horizontal component = ucos 30

Hz = √3u/2

x = uHz × t

√3ut/2

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