Home
Class 12
PHYSICS
A small ball of mass m=1 g is placed at ...

A small ball of mass `m=1` g is placed at the bottom of a watch glass of radius `R=1` m. It is displaced by `h=1` cm along the glass surface and released. Calculate the total distance deseribed by it before it comes to rest at the bottom, if `mu =0.1` is the coefficient of friction between the ball and the watch glass.

A

16 cm

B

7 cm

C

10 cm

D

8 cm

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • WORK ENERGY AND POWER

    VMC MODULES ENGLISH|Exercise EFFICIENT|50 Videos

  • WORK ENERGY AND POWER

    VMC MODULES ENGLISH|Exercise IMPECCABLE|54 Videos

  • WORK ENERGY AND POWER

    VMC MODULES ENGLISH|Exercise IMPECCABLE|54 Videos

  • WAVE MOTION

    VMC MODULES ENGLISH|Exercise JEE ADVANCED ARCHIVE LEVEL 2 (TRUE FALSE TYPE)|4 Videos

Similar Questions

Explore conceptually related problems

A ball rolled on ice with a velocity of 14 ms^(-1) comes to rest after travelling 40 m . Find the coefficient of friction . (Given g = 9.8 m//s^(2)

A ball rolled on ice with a velocity of 14 ms^(-1) comes to rest after travelling 20 m. Find the coefficient of friction. (Given g=9.8m//s^(2) )

An insect is at the bottom of a hemispherical ditch of radius 1 m. It crawls up the ditch but starts slipping after it is at height h from the bottom . If the coefficient of friction between the ground and the insect is 0.75 , then h is : (g = 10 ms^(-2))

Starting from rest a wooden block moves with a velocity of 25ms^(-1) along a rough ground and comes to rest. Calculate the distance travelled by the wooden block on the rough surface of coefficient of friction 0.25.

A point object is placed at the center of a glass sphere of radius 6cm and refractive index 1.5. The distance of virtual image from the surface is

A prismatic block of mass m is kept on a groove . The bottom line of the groove makes an angle theta with horizontal . The angle between the flat surface 1 and 2 making the groove is phi If the groove is symmetrical with the normal to the inclined plane containing the bottom line of the groove a. Find the coefficient of friction mu_(0) between the block and groove so that the block begins to slide. b. If mu gt mu_(0) find the friction force on the block. c. If mu lt mu_(0) find the acceleration of the block.

A ball is dropped on to a horizontal plate from a height h = 9 m above it. If the coefficient of restitution is e=1/2, the total distance travelled before the ball comes to rest is

A ball of mass m and radius r rolls along a circular path of radius R its speed at the bottom (theta=0^(@)) of the path is v_(0) find the force of the path on the ball as a function of theta .

A small object of height 0.5 cm is placed in front of a convex surface of glass (mu-1.5) of radius of curvature 10cm. Find the height of the image formed in glass.

From a point source a light falls on a spherical glass surface ( mu = 1.5 and radius of curvature = 10 cm ). The distance between point source and glass surface is 50 cm . The position of image is

VMC MODULES ENGLISH-WORK ENERGY AND POWER -ENABLE
  1. A billiard ball moving at a speed of 6.6 ms–1 strikes an identical sta...

    Text Solution

    |

  2. An explosion blows a rock into three parts. Two pieces go off at right...

    Text Solution

    |

  3. A small ball of mass m=1 g is placed at the bottom of a watch glass of...

    Text Solution

    |

  4. For the system shown in fig., initially the spring is compressed by a ...

    Text Solution

    |

  5. A light rod of length l is pivoted at the upper end. Two masses (each ...

    Text Solution

    |

  6. A machine, which is 72 percent efficient, uses 36 joules of energy in ...

    Text Solution

    |

  7. A force F=Ay^(2)+By+C acts on a body in the y-direction.The work done ...

    Text Solution

    |

  8. A force F= -khati+xhatj where k is a positive constant, acts on a prar...

    Text Solution

    |

  9. A force of F=0.5 N is applied on lower block as shown in figure. The w...

    Text Solution

    |

  10. The potential energy between two atoms in a molecule is given by U(x)=...

    Text Solution

    |

  11. The potential energy of a particle of mass 5 kg moving in the x-y plan...

    Text Solution

    |

  12. A long spring when stretched by x cm, has a potential energy U. On inc...

    Text Solution

    |

  13. Two identical massless springs A and B consist spring constant k(A) an...

    Text Solution

    |

  14. When a bullet of mass 10 g and speed 100 m/s penetrates up to distance...

    Text Solution

    |

  15. A ping-pong ball strikes a wall with a velocity of 10 ms^(-1). If the ...

    Text Solution

    |

  16. A bucket tied to a string is lowered at a constant acceleration of g//...

    Text Solution

    |

  17. A stone tied to a string of length L is whirled in a vertical circle w...

    Text Solution

    |

  18. A small sphere of mass m is suspended by a thread of length l. It is r...

    Text Solution

    |

  19. An elastic spring of unstretched length L and spring constant K is str...

    Text Solution

    |

  20. A man weighing 60 kg climbs up a staircase carrying a load of 20 kg on...

    Text Solution

    |