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A ball is thrown from a point on ground ...

A ball is thrown from a point on ground and it lands on same level at distance of

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A ball is thrown from the ground to clear a wall 3m high at a distance of 6m and falls 18m away from the wall, the angle of projection of ball is tan^(-1)(2/x) . Find value of x .

A ball is thrown from ground level so as to just clear a wall 4m high at a distance of 4 m and falls at a distance of 14 m from the wall. Find the magnitude and direction of the initial velocity.

Knowledge Check

  • A ball is thrown form a point on a ground at some angle of projection. At the same time a bird starts form a point directly above this point of projection at a height h horizontally with speed u . Given that in its flight ball just touches the bird at one point. Find the distance on ground where ball strikes

    A
    `2usqrt((h)/(g))`
    B
    `usqrt((2h)/(g))`
    C
    `2usqrt((2h)/(g))`
    D
    `usqrt((h)/(g))`

  • A ball is thrown from the ground to clear a wall 3 m high at a distance of 6 m and falls 18 m away from the wall, the angle of projection of ball is

    A
    `tan^(-1) (3/2)`
    B
    `tan^(-1) (2/3)`
    C
    `tan^(-1) (1/2)`
    D
    `tan^(-1) (3/4)`

  • A ball is thrown from the ground to clear a wall 3 m high at a distance of 6 m and falls 18 m away from the wall. Find the angle of projection of ball.

    A
    `alpha = tan^-1 (1/3)`
    B
    `alpha = tan^-1 (2)`
    C
    `alpha = tan^-1 (2/3)`
    D
    `alpha = tan^-1 (2/4)`

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    A ball is thrown horizontally from a point 100m above the ground with a speed of 20m//s . Find (a) the time it takes to reach the ground, (b) the horizontal distance it travels before reaching the ground, (c) the velocity (direction and magnitude) with which it strikes the ground.

    A ball is thrown from the ground to clear a wall 3 m high at a distance of 6 m and falls 18 m away from the wall the angle of projection of ball is :-

    A ball is thrown from a point in level with velocity u and at a horizontal distance r from the top os a tower of height h . At what horizontal distance x from the foot of the tower does the ball hit the ground ?

    A ball is thrown from a point in level with velocity u and at a horizontal distance r from the top os a tower of height h . How must the speed and angle of the projection of the ball be related to r in order that the ball may just go grazing the top edge of the tower ?

    A ball is thrown from the ground so as to just clear a wall 10 m high at a distance of 20 m and falls at a distance of 40 m from the wall. The magnitude and direction of the projection velocity is

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