Home
Class 12
PHYSICS
A sparrow flying in air sits on a stretc...

A sparrow flying in air sits on a stretched telegraph wire If weight of the sparrow is `W` which of the following is true about the tension `T` produced in the wire ?

A

T=W

B

`TgtW`

C

`TltW`

D

T=0

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • RACE

    ALLEN|Exercise Basic Maths (FRICTION)|11 Videos
  • RACE

    ALLEN|Exercise Basic Maths (WORK POWER & ENERGY)|20 Videos
  • RACE

    ALLEN|Exercise Basic Maths (KINEMATICS)|59 Videos
  • NEWTONS LAWS OF MOTION

    ALLEN|Exercise EXERCISE-III|28 Videos
  • SIMPLE HARMONIC MOTION

    ALLEN|Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

Which of the following is not true w.r.t. HIV?

Which of the following statements about the t-RNA is not true?

Which of the following statements is not true about surface tension ?

Which of the following statements about weight is true?

Which of the following is incorrect about the experiment performed by T. W. Engelmann ?

A current-carrying wire got pulled, stretching it and making it thinner in its middle. The cross-section of that wire is shown in the following figure. Which of the following statements about the current and the temperature of the wire is true?

Let L be the length and d be the diameter of cross section of a wire. Wires of the same material with different L and d are subjected to the same tension along the length of the wire. In which of the following cases, the extension of wire will be the maximum?

The current carrying wire and the rod AB are in the same plane. The rod moves parallel to the wire with a velocity v . Which one of the following statements is true about induced emf in the rod

ALLEN-RACE-Basic Maths (NEWTONS LAWS OF MOTION)
  1. Find a, T(1),T(2),T. (masses are in Kg)

    Text Solution

    |

  2. Calculate a, T(1), T(2), T(1)' & T(2)'.

    Text Solution

    |

  3. Calculate a & T.

    Text Solution

    |

  4. Calculate a & T.

    Text Solution

    |

  5. Calculate a & T. (masses are in Kg)

    Text Solution

    |

  6. 80 railway wagons all of same mass 5xx10^(3)kg are pulled by an engine...

    Text Solution

    |

  7. A block of mass m is pulled by a uniform chain of mass m tied to it by...

    Text Solution

    |

  8. A sphere is accelerated upwards with the help of a cord whose braking ...

    Text Solution

    |

  9. In a tug of war contest, two men pull on a horizontal rope at the two ...

    Text Solution

    |

  10. Calculate T(1) & T(2).

    Text Solution

    |

  11. A sparrow flying in air sits on a stretched telegraph wire If weight o...

    Text Solution

    |

  12. Two bodies of mass 4kg and 6kg are attached to the ends of a string pa...

    Text Solution

    |

  13. A beaker is half filled with water. It is allowed to slip down an incl...

    Text Solution

    |

  14. In the following figure, if the tension in the string AB is 51N, then ...

    Text Solution

    |

  15. In the above problem, the value of weight W will be :-

    Text Solution

    |

  16. In the following figure, the pulley is massless and frictionless. The ...

    Text Solution

    |

  17. A bird is sitting in a large closed cage which is placed on a spring b...

    Text Solution

    |

  18. An iron black of mass m=500 kg is kept at the back of a truck moving a...

    Text Solution

    |

  19. The concept of inertia is explained in :-

    Text Solution

    |

  20. Select correct statement regarding pseudo force :-

    Text Solution

    |