Home
Class 12
PHYSICS
A vehicle is moving on a road with an ac...

A vehicle is moving on a road with an acceleration `a=20 m//s^(2)` as shown in figure. The frictional coefficient between the block of mass (m) and the vehicle so that block is does not fall downward is `(g=10m//s^(2))`

A

0.5

B

0.4

C

2

D

0.7

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    AAKASH INSTITUTE|Exercise Assignment (SECTION-A)|65 Videos

  • LAWS OF MOTION

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

  • LAWS OF MOTION

    AAKASH INSTITUTE|Exercise Example|24 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 fricition coefficient between the table and block shown in fig. is 0.2 find the acceleration of the system (Take g=10 m//s^(2) )

Figure shown two blocks in contact sliding down an inclined surfase of inclination 30^(@) . The friction coefficient between the block of mass 4.0kg and the incline is mu _(2) =0.30 . Find the acceleration of 2.0kg block. (g = 10m//s^(2))

If coeffiecient of friction between the block of mass 2kg and table is 0.4 then out acceleration of the system and tension in the string. (g=10m//s^(2))

A block of mass 10 kg, moving with acceleration 2m//s^(2) on horizontal rough surface is shown in figure

A box is accelerating with acceleration =20m//s^(2) . A block of mas 10 kg placed inside the box and is in contact with the verticle wall as shown. The friction coefficient between the block and the wall is mu=0.6 and take g=10 m//s^(2)

A block of mass m lies on wedge of mass Mas shown in figure. Find the minimum friction coeffcient required between wedge Mand ground so that it does not move while block m slips down on it.

A cart of mass M has a block of mass m in contact with it as shown in the figure-2.133. The coefficient of friction between the block and the cart is mu . What is the minimum acceleration of the cart so that the block m does not fall ?

A vehicle of mass M is moving on a rough horizontal road with a momentum P If the coefficient of friction between the tyres and the road is mu is then the stopping distance is .

A force of 200N is applied as shown in the figure on block of 3 kg. The coefficient of friction between the block and the wall is 0.3. Find the friction acting on the block. (in N) {Take g = 10 m//s^(2)

AAKASH INSTITUTE-LAWS OF MOTION-EXERCISE
  1. Two blocks of masses 2 kg and 4 kg are hanging with the help of massle...

    Text Solution

    |

  2. A man of mass m is standing in an elevator moving downward with an acc...

    Text Solution

    |

  3. A vehicle is moving on a road with an acceleration a=20 m//s^(2) as sh...

    Text Solution

    |

  4. In the given arrangement all surfaces are smooth. What acceleration sh...

    Text Solution

    |

  5. A block of mass m kg is kept on a weighing machine in an elevator. If ...

    Text Solution

    |

  6. A trolley is falling freely on inclined plane as shown in the figure. ...

    Text Solution

    |

  7. A block of mass m is kept on horizontal turn table at x distance from...

    Text Solution

    |

  8. If trolley accelerates horizontally with acceleration a then bob is di...

    Text Solution

    |

  9. Select correct statement regarding pseudo force :-

    Text Solution

    |

  10. What force should be applied on the wedge so that block over it does n...

    Text Solution

    |

  11. A particle of mass 2 kg is moving in circular path with constant speed...

    Text Solution

    |

  12. A particle is in uniform circular motion, then its velocity is perpend...

    Text Solution

    |

  13. If a particle is moving on a circular path with constant speed, then t...

    Text Solution

    |

  14. A particle is revolving in a circular path of radius 2 m with constant...

    Text Solution

    |

  15. A particle is moving on a circular path of radius 1 m with 2 m/s. If s...

    Text Solution

    |

  16. The maximum speed with which a vehicle can take safely circular turn o...

    Text Solution

    |

  17. A conical pendulum of length L makes an angle theta with the vertical....

    Text Solution

    |

  18. Two particles each of mass m are moving in horizontal circle with same...

    Text Solution

    |

  19. A car is moving in a horizontal level circular track with uniform spee...

    Text Solution

    |

  20. A motorcyclist is moving in a circular path of radius 10m and with uni...

    Text Solution

    |