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A particle is projected with a certain v...

A particle is projected with a certain velocity at an angle `alpha` above the horizontal from the foot of an inclined plane of inclination `30^(@)`. If the particle strikes the plane normally then `alpha` is equal to

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A particle is projected with a certain velocity at an angle prop above the horizontal from the foot of an inclined plane of inclination 30^@ . If the particle strikes the plane normally, then prop is equal to.

A particle is projected with a certain velocity at an angle prop above the horizontal from the foot of an inclined plane of inclination 30^@ . If the particle strikes the plane normally, then prop is equal to.

A projectile is projected with speed u at an angle of 60^@ with horizontal from the foot of an inclined plane. If the projectile hits the inclined plane horizontally, the range on inclined plane will be.

A projectile is projected with speed u at an angle of 60^@ with horizontal from the foot of an inclined plane. If the projectile hits the inclined plane horizontally, the range on inclined plane will be.

A particle is projected horizontal with a speed u from the top of plane inclined at an angle theta with the horizontal. How far from the point of projection will the particle strike the plane?

A particle is projected at an angle alpha with horizontal from the foot of a plane whoose inclinaiton to horizontal is beta . Shwo that is will strike the plane at right angles if , cot beta =2 tan(alpha - beta) .

A particle is projected at an angle prop with horizontal from the foot of a plane whose inclination to beta Show that it will strike the plane at right angles if cotbeta=2tan(prop-beta)

A particle is projected horizontally with a speed u from the top of plane inclined at an angle theta with the horizontal. How far from the point of projection will the particle strike the plane ?