Home
Class 9
PHYSICS
A bullet hits a wall with a velocity of ...

A bullet hits a wall with a velocity of 20 m/s and penetrates it up to a distance of 5 cm. Find the deceleration of the bullet in the wall.

Text Solution

Verified by Experts

`4,000 m/s^2`
Promotional Banner

Topper's Solved these Questions

  • FORCE AND ACCELERATION

    HC VERMA|Exercise QUESTION BANK |52 Videos

Similar Questions

Explore conceptually related problems

A bullet travellling with a velocity of 16 m/s penetrates a tree trunk and comes to rest in 0.4 m. Find the time taken during the retardation.

A bullet when fixed at a target with a velocity of 100 ms^(-1) , penetrates one metre into it. If the bullet is fired with the same velocity as a similar target with a thickness 0.5 metre, then it will emerge from it with a velocity of

Bullets of 0.03 kg mass each hit a plate at the rate of 200 bullets per second with a velocity of 50 m//s and reflect back with a velocity of 30 m//s . The average force acting on the plate in newton is

A bullet of mass 'm' fired with a velocity 'v' into a fixed log of wood and penetrates a distance 's' before coming to rest. Assuming that the path of the bullet in the log of wood I horizontal, the average resistance offered by the log of wood is

A bullet going with speed 350 m/s enters concrete wall and penetrates a distance of 5.0 cm before coming to rest. Find the deceleration.

Hammer of mass M strikes a nail of mass 'm' with a velocity 20 m/s into a fixed wall. The nail penetrates into the wall to a depth of 1 cm. The average resistance of the wall to the penetration of the nail is

HC VERMA-DESCRIBING MOTION-QUESTION BANK
  1. Mark the statement true (T) or false (F).A particle is known to be at ...

    Text Solution

    |

  2. Mark the statement true (T) or false (F).For a particle moving with a ...

    Text Solution

    |

  3. Mark the statement true (T) or false (F). For a particle moving with a...

    Text Solution

    |

  4. A car moves 100 m due east and then 25 m due west.What is its displace...

    Text Solution

    |

  5. A person walks along the sides of a square field. Each side is 100 m l...

    Text Solution

    |

  6. In the hare-tortoise race, the hare ran for 2 min at a speed of 7.5 km...

    Text Solution

    |

  7. A boy leaves his house at 6.30 a.m. for his school. The school is 2 km...

    Text Solution

    |

  8. A bus moves at a uniform speedv1for some time and then with a uniform ...

    Text Solution

    |

  9. A bus moves at a uniform speedv1for some time and then with a uniform ...

    Text Solution

    |

  10. A bus moves at a uniform speedv1for some time and then with a uniform ...

    Text Solution

    |

  11. A bicycle increases its velocity from 10 km/h to 15 km/h in 6 seconds....

    Text Solution

    |

  12. A bullet hits a wall with a velocity of 20 m/s and penetrates it up to...

    Text Solution

    |

  13. A train starts from a station and moves with a constant acceleration f...

    Text Solution

    |

  14. A bicycle moves with a constant velocity of 5 km/h for 10 minutes an...

    Text Solution

    |

  15. Figure 2.E6 shows the speed-time graph of a bus. In which period is t...

    Text Solution

    |

  16. Figure 2.E6 shows the speed-time graph of a bus. In which period is t...

    Text Solution

    |

  17. Figure 2.E6 shows the speed-time graph of a bus. What is the distanc...

    Text Solution

    |

  18. Figure 2.E6 shows the speed-time graph of a bus. What is the distanc...

    Text Solution

    |

  19. The velocity-time graph of a particle moving along a straight line is ...

    Text Solution

    |

  20. The velocity-time graph of a particle moving along a straight line is ...

    Text Solution

    |