Home
Class 11
PHYSICS
A ball rolls off the top of a staircase ...

A ball rolls off the top of a staircase with a horizontal velocity `u m//s`. If the steps are h meter high and b meter wide, the ball will hit the edge of the nth steps, if:

Promotional Banner

Topper's Solved these Questions

  • PROJECTILE MOTION

    SL ARORA|Exercise Problem For Self Practice|50 Videos
  • PROJECTILE MOTION

    SL ARORA|Exercise Problem For Self Practice|50 Videos
  • PHYSICAL WORLD AND MEASUREMENTS

    SL ARORA|Exercise Based on Combination|21 Videos
  • PROPERTIES OF SOLIDS

    SL ARORA|Exercise All Questions|97 Videos

Similar Questions

Explore conceptually related problems

A ball rolls off top of a staircase with a horizontal velocity u m s^-1 . If the steps are h metre high and b mere wide, the ball will just hit the edge of n th step. Find the value of n .

A ball rolls off top of a stair case with horizontal velocity u (m)/(s) if the steps are h meter high and b meter wide, the ball will just hit the edge of n^(th) step. Then value of n is:

Velocity at a general point P(x, y) for a horizontal projectile motion is given by v=sqrt((v_("x")^(2)+v_("y")"^(2))),tan alpha=(v_(y))/(v_(x)) alpha is angle made by v with horizontal in clockwise direction Trajectory equation for a horizontal projectile motion is given by x=v_(x)t=ut y=- (1//2)"gt"^(2) eliminating t, we get y=-(1//2)(gx^(2))/(u^(2) A ball rolls off top of a stair way with a horizontal velocity u m//s. If the steps are h m high and b meters wide, the ball will just hit the edge of nth step if n^(th) equals to

A ball rolls off the top of a stairway with a constant horizontal velocity u. If the steps are h metre high and w metre wide, show that the ball will just hit the edge of nth step if n = 2hu^(2)/gw^(2)

A ball rolls off the top of a stairway with a horizontal velocity u . If the height and width of steps are b and h respectively and the ball hits the edge of n^(th) step, then n is equal to

A ball rolls of the top fi a strair way with horizonntal velocity of magnitude 1. 8 ms^(-1) . The steps are 0.20 m high and 0.02 m wide , Which step will the ball it first ? ( g = 10 m//s^@) .

A ball rolls from the edge of the top step of a stair case with horizontal speed 5ms^(-1) .Each step is of 2m high and 1m width.The ball hits nth step then 'n' is (g=10m/s^(2))

A small rolls of the top of a stairway horizontally with a velocity of 4.5 ms^(-1) . Each step is 0.2 m high and 0.3 m wide. If g is 10ms^(-2) , then the ball will strike the nth step where n is equal to (assume ball strike at the edge of the step).

[" A staircase has steps each of "],[" height "20cm" and width "40cm" .A "],[" ball rolls off the top of the "],[" staircase horizontally with "],[" velocity "5m/s" .The ball hits the "],[" nth step from the top at the first "],[" bounce,then "n=..........." (take "],[g=10ms-2)]

SL ARORA-PROJECTILE MOTION-Problen Solution
  1. A particle of mass 100 g is fired with a velocity of 20 ms^(-1) making...

    Text Solution

    |

  2. A body of mass m is projected with velocity v at an angle of 45^(@) wi...

    Text Solution

    |

  3. The height y and the distance x along the horizontal plane of projecti...

    Text Solution

    |

  4. Show that the motion of one projectile as seen from another projectile...

    Text Solution

    |

  5. A particle is projected horizontal with a speed u from the top of pla...

    Text Solution

    |

  6. A helicopter on a flood relief mission flying horizontally with a spee...

    Text Solution

    |

  7. A ball is thrown from ground level so as to just clear a wall 4m high ...

    Text Solution

    |

  8. A ball rolls off the top of a staircase with a horizontal velocity u m...

    Text Solution

    |

  9. A particle is projected over a traingle from one end of a horizontal b...

    Text Solution

    |

  10. A particle is projected with velocity 2 sqrt(gh) so that it just clear...

    Text Solution

    |

  11. A shell is fired from a gun from the bottom of a hill along its slope....

    Text Solution

    |

  12. If the horizontal range of a projectile be a and the maximum height at...

    Text Solution

    |

  13. The velocity of a projectile when it is at the greatest height is (sqr...

    Text Solution

    |

  14. Particles P and Q of masses 20g and 40g, respectively, are projected f...

    Text Solution

    |

  15. Two towers AB and CD are situated a distance d apart as: shown in Fig....

    Text Solution

    |

  16. A bullet of mass M is fired with a velocity 50m//s at an angle with th...

    Text Solution

    |

  17. Two guns situated at the top of a hill of height 10 m fire one shot ea...

    Text Solution

    |