Home
Class 12
PHYSICS
A lifts is tied with thick iron wires an...

A lifts is tied with thick iron wires and its mass is 1000 kg. The minimum diameter of wire, If the maximum accelertion of lifts is `1.2 m//s^(2)` , is ( g `= 9.8 m //s^(2)`)

A

0.00141 m

B

0.00282 m

C

0.005 m

D

0.01 m

Text Solution

Verified by Experts

The correct Answer is:
d
Promotional Banner

Topper's Solved these Questions

  • PRACTICE SET 23

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise Paper-1(PHYSICS & CHEMISTRY)|50 Videos

  • RAY OPTICS

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise EXERCISE 2 (MISCELLANEOUS PROBLEMS)|19 Videos

Similar Questions

Explore conceptually related problems

A lift is tied with thick iron and its mass is 314 kg. What should be the minimum diameter of wire if the maximum acceleration of lift is 1.2(m)/(sec^2) and the maximum safe stress of the wire is 1xx10^7(N)/(m^2) ?

A lift is tied with thick iron wire and its mass is 1000kg . If the maximum acceleration of the lift is 1.2ms^(2) and the maximum stress of the wire is 1.4xx10^(8) Nm^(2) what should be the minimum diameter of the wire?

A lift is tied with a thick iton wires and its mass is 800 kg. if the maximum ac celeration of lift is 2.2 ms^(-2) and the maximum safe stress is 1.4 xx 10^8 Nm^(-2) find the minimum diameter of the wire take g =9.8 ms^(-2)

The mass of lift is 500 kg. When it ascends with an acceleration of 2m//s^(2) ,the tension in the cable will be [g=10m//s^(2)]

Two blocks of masses 2.9 kg and 1.9 kg are suspended from a rigid support S by two inextensible wires each of length 1 m. The upper wire has negligible mass and the lower wire has a uniform mass of 0.2 kg/m. Thewhole system of block, wire and support have an upward acceleration of 0.2 m/s2. g = 9.8 m/s2. The tension at the mid-point of lower wire is-

A lift of mass 2000 kg is supported by thick steel ropes . If maximum upward acceleration of the lift be 1.2 m//s^(2) , and the breaking stress for the ropes be 2.8 xx 10^(8) Nm^(-2) what should be the minimum diameter of rope ?

A lift of mass 920 kg has a capacity of 10 persons. If average mass of person is 68 kg. Friction force between lift and lift shaft is 6000 N. The minimum power of motor required to move the lift upward with constant velocity 3 m/s is [ g = 10 m/s^2 ]

When a liftman takes 5 persons in a lift, the totla mass of the lilft and the 5 persons becomes 800 kg. What is the tension in the supporting cable, if the lift ascends with an acceleration of 2m//s^(2) ? (g=10m//s^(2)

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 24-Paper 1 (Physics and Chemistry)
  1. The weight of a person on earth is 600 N. His weight on moon will appe...

    Text Solution

    |

  2. A satellite of the earth is revolving in a circular orbit with a unifo...

    Text Solution

    |

  3. A lifts is tied with thick iron wires and its mass is 1000 kg. The min...

    Text Solution

    |

  4. The image of a small electric bulb fixed on the wall of a room is to b...

    Text Solution

    |

  5. A soap bubble in vacuum has a radius of 3 cm and another soap bubble i...

    Text Solution

    |

  6. A number of small drops of mercury adiabatically coalesce to form a si...

    Text Solution

    |

  7. A gas is found to obey the law p^(2)V = constant. The initial temperat...

    Text Solution

    |

  8. In order to double the separation between the molecules (keeping tempe...

    Text Solution

    |

  9. The best laboratory approximation to an ideal black body is .

    Text Solution

    |

  10. IN a new system of units called star units, 1 kg* = 10 kg , 1m* = 1km ...

    Text Solution

    |

  11. A horizontal platform with an object palced on it executes simple horm...

    Text Solution

    |

  12. The currect voltage relation of diode is given by 1=(e^(1000 V//T)-1) ...

    Text Solution

    |

  13. The periodic time T of a simple pendulum are observed , for different ...

    Text Solution

    |

  14. If wavelength of a sound wave in a medium is reduced by 50% , then the...

    Text Solution

    |

  15. A string is producing transverse vibration whose equation is y = 0.021...

    Text Solution

    |

  16. An open U-tube contains mercury. When 11.2 cm of water is poured into ...

    Text Solution

    |

  17. The velocity of sound in a gas is 300 m/s . The root mean square veloc...

    Text Solution

    |

  18. A man is watching two trains, one leaving and the other coming in with...

    Text Solution

    |

  19. A small spherical ball falling through a viscous medium of negligible ...

    Text Solution

    |

  20. The force between the plates of a parrallel plate air capacitor , if c...

    Text Solution

    |