Home
Class 12
PHYSICS
In the arrangement shown in figure coeff...

In the arrangement shown in figure coefficient of friction between 5kg block and incline plane is mu=0.5. Friction force acting on the 5kg block is

A. 20N
B. 10N
C. 15N
D. 5N

A

`20 N`

B

`15N`

C

`10 N`

D

`5 N`

Text Solution

Verified by Experts

The correct Answer is:
C
`f_(min)=mumgcos37^(@)`
`20N`
But `2g+f=5gsin37^(@)`
`rArrf=10N`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A block rests on a rough inclined plane making an angle of 30^(@) with horizontal. The coefficient of static friction between the block and inclined plane is 0.8 . If the frictional force on the block is 10 N , the mass of the block in kg is (g = 10 m//s^(2))

A force of 100 N is applied on a block of mass 3 kg as shown in figure. The coefficient of friction between the surface and the block is 1/4 .Then the friction force acting on the block is

A block of mass 20 kg is acted upon by a force F=30N at an angle 53^@ with horizontal in downward direction as shown. The coefficient of friction between the block and the forizontal surface is 0.2 . The friction force acting on the block by the ground is (g=10(m)/(s^2) )

A block of mass 20 kg is acted upon by a force F=30N at an angle 53^@ with horizontal in downward direction as shown. The coefficient of friction between the block and the forizontal surface is 0.2 . The friction force acting on the block by the ground is (g=10(m)/(s^2) )

A block of mass 20 kg is acted upon by a force F=30N at an angle 53^@ with horizontal in downward direction as shown. The coefficient of friction between the block and the forizontal surface is 0.2 . The friction force acting on the block by the ground is (g=10(m)/(s^2) )

A block of mass 1 kg is pressed against a wall by applying a horizontal force of 10N on the block. If the coefficient of friction between the block and the wall is 0.5, magnitude of the frictional force acting on the block is

A block of mass m = 4 kg is placed over a rough inclined plane as shown in fig . The coefficient of friction between the block and the plane mu = 0.5 A force F = 10N is applied on the block at an angle of 30^(@) . Find the contact force between the block and the plane. k

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)

A block of mass 1 kg is placed on a truck which accelerates with acceleration 5ms^(-2) . The coefficient of static friction between the block and truck is 0.6. The frictional force acting on the block is

A block rests on a rough inclined plane making an angle of 30^@ with the horizontal. The coefficient of static friction between the block and the plane is 0.8. If the frictional force on the block is 10N, the mass of the block (in kg) is

ALLEN-TEST PAPER-Exercise (Physics)
  1. An insect starts from (2,3,4) and travels along (hat(i)+2hat(j)+2hat(k...

    Text Solution

    |

  2. For the given vector vec(A)=3hat(i)-4hat(j)+10hat(k), the ratio of mag...

    Text Solution

    |

  3. In the arrangement shown in figure coefficient of friction between 5kg...

    Text Solution

    |

  4. A block is kept at the corner of two walls and force 3N is applied on ...

    Text Solution

    |

  5. A plank of mass 2 kg and length 1 m is placed on horizontal floor.A sm...

    Text Solution

    |

  6. A block is moving along y-axis with velocity vec(v)(A)=4hat(j) on a pl...

    Text Solution

    |

  7. A block is projected up along the line of greatest slope of an incline...

    Text Solution

    |

  8. A metal block is resting on a rough wooden surface. A horizontal force...

    Text Solution

    |

  9. A Body intially at rest, starts moving along x-axis in such a way so t...

    Text Solution

    |

  10. A particle is shifted from A to B and then from B to C where A,B and C...

    Text Solution

    |

  11. Velocity of a stone projected, 2 seconds before it reaches the maximum...

    Text Solution

    |

  12. A particle is moving along the x-axis whose position is given by x= 4...

    Text Solution

    |

  13. A particle moves 21m along the vector 6hat(i)+2hat(j)+3hat(k) , then 1...

    Text Solution

    |

  14. A particle is falling freely under gravity. In frist t secnd it covers...

    Text Solution

    |

  15. For a particle moving along x-axis, speed must be increasing for the f...

    Text Solution

    |

  16. A car of mass 1000kg moves from point A to B. If kinetic energy of ca...

    Text Solution

    |

  17. Two bodies of masses m(1) and m(2) are acted upon by a constant force ...

    Text Solution

    |

  18. A body (initially at rest is falling under gravity. When it loses a gr...

    Text Solution

    |

  19. The graph below shows how the force on a mass depends on the position ...

    Text Solution

    |

  20. A particle with total energy E moves in one direction in a region wher...

    Text Solution

    |