Home
Class 12
PHYSICS
If the force on a rocket moving with a v...

If the force on a rocket moving with a velocity of 300m/s is 345 N, then the rate of combustion of the fuel is

A

0.07 kg/s

B

1.4 kg/s

C

0.7 kg/s

D

10.7 kg/s

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    AAKASH INSTITUTE|Exercise Assignment (SECTION-D) (Assertion-Reason Type Questions)|15 Videos
  • LAWS OF MOTION

    AAKASH INSTITUTE|Exercise Assignment (SECTION-B)|44 Videos
  • KINETIC THEORY

    AAKASH INSTITUTE|Exercise EXERCISE (ASSIGNMENT) SECTION - D Assertion - Reason Type Questions|10 Videos
  • MAGNETISM AND MATTER

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION D)|26 Videos

Similar Questions

Explore conceptually related problems

The force on a rocket moving with a veloctiy 300 m/s is 210N. The rate of consumption of fuel of rocket is

Calculate the wavelength of 100 kg rocket moving with a velocity of 300 km per hour.

An aircraft is moving with a velocity of 300ms^(-1) . If all the forces acting on it are balanced, then

During the rocket propulsion, gases ejecting with velocity 1 km/s relative to rocket. The rate of fuel consumption is (m)/(10) kg/s, where m is the instantaneous mass of the rocket. If air ressitance varies according to equation f = 0.15 mv, then terminal velocity of the rocket is -

5A body of mass 15 kg moving with a velocity of 10 m//s is to be stopped by a resistive force in 15 sec, the force will be -

In a rocket, fuel bums at the rate of 1 kg/s. This fuel is ejected from the rocket with a velocity of 60 km/s. This exerts a force on the rocket equal to

Initial fuel of rocket = 1000kg if it was given acceleration = 20 m/s^2 then find rate of consumption of fuel if velocity of fuel w.r.t rocket = 500 m/s

A cart is moving with a velocity 20m/s. Sand is being dropped into the cart at the rate of 50 kg/min. The force required to move the cart with constant velocity will be :-

AAKASH INSTITUTE-LAWS OF MOTION-Assignment (SECTION-C)
  1. A bullet is fired from a gun. The force on the bullet is given by F=60...

    Text Solution

    |

  2. A ball of mass 0.25 kg attached to the end of a string of length 1.96 ...

    Text Solution

    |

  3. A mass 1 kg is suspended by a thread. It is (i) lifted up with an ac...

    Text Solution

    |

  4. If the force on a rocket moving with a velocity of 300m/s is 345 N, th...

    Text Solution

    |

  5. A 500 kg car takes a round turn of radius 50 m with a velocity of 36...

    Text Solution

    |

  6. Two masses as shown are suspended from a massless pulley. Calculate th...

    Text Solution

    |

  7. A mass of 1 kg is thrown up with a velocity of 100 m/s. After 5 second...

    Text Solution

    |

  8. A man is slipping on a frictionless inclined plane and a bag falls dow...

    Text Solution

    |

  9. A body of mass 3 kg moving with velocity 10 m/s hits a wall at an ang...

    Text Solution

    |

  10. A cricketer catches a ball of mass 150 gm. in 0.1 second moving with s...

    Text Solution

    |

  11. On the horizontal surface of a truck (mu=0.6) a block of mass 1 kg is...

    Text Solution

    |

  12. An object of mass 3 kg is at rest. Now a force of vec F = 6 t^2 hat...

    Text Solution

    |

  13. A block of mass 10kg is placed on a rough horizontal surface having co...

    Text Solution

    |

  14. A lift of mass 1000 kg which is moving with an acceleration of 1 ms^...

    Text Solution

    |

  15. A monkey of mass 20kg is holding a vertical rope. The rope will not br...

    Text Solution

    |

  16. A man weighs 80kg . He stands on a weighing scale in a lift which is m...

    Text Solution

    |

  17. The coefficient of static friction, mu(s) between block A of mass 2 k...

    Text Solution

    |

  18. A block of mass m is placed on a smooth wedge of inclination theta. T...

    Text Solution

    |

  19. A car is moving in a circular horizontal track of radius 10 m with a c...

    Text Solution

    |

  20. A man of 50 kg mass is standing in a gravity free space at a height of...

    Text Solution

    |