Home
Class 11
PHYSICS
A helicopter of mass 1000 kg rises with ...

A helicopter of mass 1000 kg rises with a vertical acceleration of `15 m s^-2`. The crew and the passengers weigh 300 kg. Give the magnitude and direction of the:- action of the rotor of the helicopter on the surrounding air,

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A helicopter of mass 1000 kg rises with a vertical acceleration of 15 m s^-2 . The crew and the passengers weigh 300 kg. Give the magnitude and direction of the:- force on the floor by the crew and passengers,

A body of mass 5 kg is acted upon by two perpendicular forces 8 N and 6 N. Give the magnitude and direction of the acceleration of the body.

A rocket with a lift-off mass 20,000 kg is blasted upwards with an initial acceleration of 5.0 m s^-2 . Calculate the initial thrust (force) of the blast.

A pebble of mass 0.05 kg is thrown vertically upwards. Give the direction and magnitude of the net force on the pebble:- during its upward motion.

A pebble of mass 0.06 kg is thrown vertically upwards. Give the direction and magnitude of the net force on the pebble:- during its downward motion.

A constant force acting on a body of mass 3.0 kg changes its speed from 2.0 m s^-1 to 3.5 m s^-1 in 25 s. The direction of the motion of the body remains unchanged. What is the magnitude and direction of the force ?

A force of 100 N is able rp produce an acceleration 8 m s^-2 in body of mass 10 kg. finf the value of force of friction.

MBD-LAWS OF MOTION-EXAMPLE
  1. Figure 5.17 shows the position-time graph of a body of mass 0.04 kg. S...

    Text Solution

    |

  2. A helicopter of mass 1000 kg rises with a vertical acceleration of 15 ...

    Text Solution

    |

  3. A helicopter of mass 1000 kg rises with a vertical acceleration of 15 ...

    Text Solution

    |

  4. A helicopter of mass 1000 kg rises with a vertical acceleration of 15 ...

    Text Solution

    |

  5. A stream of water flowing horizontally with a speed of 15m s^-1 gushes...

    Text Solution

    |

  6. Ten one-rupee coins are put on top of each other on a table. Each coin...

    Text Solution

    |

  7. Ten one-rupee coins are put on top of each other on a table. Each coin...

    Text Solution

    |

  8. Ten one-rupee coins are put on top of each other on a table. Each coin...

    Text Solution

    |

  9. An aircraft executes a horizontal loop at a speed of 720 km//h with it...

    Text Solution

    |

  10. A train runs along an unbanked circular track of radius 30 m at a spee...

    Text Solution

    |

  11. A block of mass 25 kg is raised by a 50 kg man in two different ways a...

    Text Solution

    |

  12. A monkey of mass 40kg climbs on a rope (Fig. 5.20) which can stand a m...

    Text Solution

    |

  13. A monkey of mass 40kg climbs on a rope (Fig. 5.20) which can stand a m...

    Text Solution

    |

  14. A monkey of mass 40kg climbs on a rope (Fig. 5.20) which can stand a m...

    Text Solution

    |

  15. A monkey of mass 40kg climbs on a rope (Fig. 5.20) which can stand a m...

    Text Solution

    |

  16. Two bodies A and B of masses 5 kg and 10 kg in contact with each other...

    Text Solution

    |

  17. Two bodies A and B of masses 5 kg and 10 kg in contact with each other...

    Text Solution

    |

  18. A block of mass 15 kg is placed on a long trolley. The coefficient of ...

    Text Solution

    |

  19. A block of mass 15 kg is placed on a long trolley. The coefficient of ...

    Text Solution

    |

  20. The rear side of a truck is open and a box of 40 kg mass is placed 5 m...

    Text Solution

    |