Home
Class 11
PHYSICS
In a simple pendulum, the breaking stren...

In a simple pendulum, the breaking strength of the string is double the weight of the bob. The bob is released from rest when the string is horizontal. The string breaks when it makes an angle `theta` with the vertical.

A

`theta=cos^(-1)(1//3)`

B

`theta=60^(@)`

C

`theta=cos^(-1)(2//3)`

D

`theta=0`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • WORK, ENERGY AND POWER

    PHYSICS GALAXY - ASHISH ARORA|Exercise unsolvedMCQ|78 Videos

  • WORK, ENERGY AND POWER

    PHYSICS GALAXY - ASHISH ARORA|Exercise unsolved|1 Videos

  • WORK, ENERGY AND POWER

    PHYSICS GALAXY - ASHISH ARORA|Exercise Discussion Question|31 Videos

  • RIGID BODIES AND ROTATIONAL MOTION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical|63 Videos

Similar Questions

Explore conceptually related problems

In the previous question, when the string is horizontal, the net force on the bob is

If in the previous problem, the breaking strength of the string is 2mg , then the minimum tension in the string will be

A simple pendulum is released from rest with the string in horizontal position. The vertical component of the velocity of the bob becomes maximum, when the string makes an angle theta with the vertical. The angle theta is equal to

The bob of a pendulum at rest is given a sharp hit to impat a horizontal velocity sqrt(10 gl) where l is the length of the pendulum. Find the tension in the string when a. the string is horizontal. B. The bob is at its highest point and c. the string makes an angle of 60^0 with teh upward vertical.

The mass of a simple pendulum bob is 100 gm. The length of the pendulum is 1 m. The bob is drawn aside from the equilibrium position so that the string makes an angle of 60^(@) with the vertical and let go. The kinetic energy of the bob while crossing its equilibrium position will be

If a simple pendulum of mass m is released from a horizontal position, find the tension in the string as a function of the angle theta with the horizontal.

One end of ideal string tied up with fixed suppot & other end is tied with a bob. The string is released from horizontal position. When string makes an angle of theta with vertically downward direction then the acceleration vector of bob is horizontal then theta is

The string of a pendulum is horizontal. The mass of the bob is m. Now the string is released. The tension in the string in the lowest position is -

PHYSICS GALAXY - ASHISH ARORA-WORK, ENERGY AND POWER-MCQ
  1. A block of mass m is attached to the two springs in vertical plane as ...

    Text Solution

    |

  2. A heavy particle is suspended by a 1.5 m long string . It is given a h...

    Text Solution

    |

  3. In a simple pendulum, the breaking strength of the string is double th...

    Text Solution

    |

  4. A particle of mass m is fixed to one end of a light rigid rod of lengt...

    Text Solution

    |

  5. A particle of mass 0.01 kg travels along a space curve with velocity g...

    Text Solution

    |

  6. A 10kg ball attached at the end of a rigid massless rod of lengh 1m ro...

    Text Solution

    |

  7. A particle of mass m is moving in a circular path of constant radius r...

    Text Solution

    |

  8. A ball of mass 1 kg moves inside a smooth fixed spherical shell of ra...

    Text Solution

    |

  9. Two equal masses are attached to the two ends of a spring of spring co...

    Text Solution

    |

  10. A small block of mass m is kept on a rough inclined surface of inclina...

    Text Solution

    |

  11. A particle of mass m(1) is fastened to one end of a string and one of ...

    Text Solution

    |

  12. A partical is realeased from the top of two inclined rought surface of...

    Text Solution

    |

  13. A 15 gm ball is shot from a spring whose spring has a force constant o...

    Text Solution

    |

  14. What is pumped from a depth of 10 m and delivered through a pipe of cr...

    Text Solution

    |

  15. System shown in figure is released from rest . Pulley and spring is ma...

    Text Solution

    |

  16. A particle of mass m is projected with velocity u at an angle alpha wi...

    Text Solution

    |

  17. Force acting on a particale is (2hat(i)+3hat(j))N. Work done by this f...

    Text Solution

    |

  18. A particle is given an initial speed u inside a smooth spherical shell...

    Text Solution

    |

  19. Power supplied to a mass 2 kg varies with time as P = (3t^(2))/(2) wat...

    Text Solution

    |

  20. An ice cube of size a = 10 cm is floating in a tank (base area A = 50 ...

    Text Solution

    |