Home
Class 12
PHYSICS
In the arrangement shown in figure if sp...

In the arrangement shown in figure if speed of point 1 and point 2 are u, then what is the velocity of block at given instant of time.

Text Solution

Verified by Experts

From diagram as given problem ,

If string is tied, then `vcos theta = u `
` rArr v= u/(cos theta)`
Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    AAKASH INSTITUTE ENGLISH|Exercise Illustration|7 Videos

  • LAWS OF MOTION

    AAKASH INSTITUTE ENGLISH|Exercise TRY YOURSELF|69 Videos

  • KINETIC THEORY

    AAKASH INSTITUTE ENGLISH|Exercise EXERCISE (ASSIGNMENT) SECTION - D Assertion - Reason Type Questions|10 Videos

  • MAGNETISM AND MATTER

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

Similar Questions

Explore conceptually related problems

In the arrangement shown, velocity of block A is 10 m/s at a moment. Then the velocity of block B at this instant is :

In the potentiometer arrangement shown in figure null point is obtained l. match the following

In the arrangement shown in figure , find the ratio of tension in the strings attached with 4kg block and the with 1kg block

In the arrangement shown in figure, string is light and inextensible and friction is absent every where. The speed of both blocks after the block 'A' has ascend a height of 1m will be (g=10 m//s^(2))

If block A is moving horizontally with velocity v_(A) , then find the velocity of block B at the instant as shown in fig.

A sphere of radius R is in contact with a wedge. The point of contact is ( R)/(5) from the ground as shown in figure.Wedge is moving with velocity 20 m s^(-1) towards left then the velocity of the sphere at this instant will be

A sphere of redius R is ibn contact with a wedge. The point of contact is ( R)/(5) from the ground as shown in figure.Wedge is moving with velocity 20 m s^(-1) towards left then the velocity of the sphere at this instant will be

A smooth rope of mas m and length L lies in a heap on a smooth horizontal floor, with one end attached to a block of mass M . The block is given a sudden kick and instantaneously acquires a horizontal velocity of magnitude V_(0) as shown in figure 1. As the block moves to right pulling the rope from heap, the rope being smooth, the heap remains at rest. At the instant block is at a distance x from point P as shown in figure -2( P is a point on the rope which has just started to move at the given instant ) , choose correct options for next three question. The speed of block of mass M is

For the arrangement as shown in the figure the maximum force F, for no relative motion between blocks is

For the arrangement shown in the figure the coefficient of friction between the two blocks is mu . If both the blocks are identical and moving ,then the acceleration of each block is

AAKASH INSTITUTE ENGLISH-LAWS OF MOTION-Assignment (SECTION-D) (Assertion-Reason Type Questions)
  1. In the arrangement shown in figure if speed of point 1 and point 2 are...

    Text Solution

    |

  2. A : Due to inertia an object is unable to change by itself its state o...

    Text Solution

    |

  3. A : Acceleration of an object in uniform motion is zero. R : No forc...

    Text Solution

    |

  4. A : Newton's second law of motion gives the measurement of force. R ...

    Text Solution

    |

  5. A : According to Newton's third law of motion for every action, there ...

    Text Solution

    |

  6. A : Inertia depends on the mass of an object. R : Greater the mass, ...

    Text Solution

    |

  7. Assertion : In the case of free fall of the lift, the man will feel ...

    Text Solution

    |

  8. A : Static friction force is a self adjusting force. R : The interat...

    Text Solution

    |

  9. Assertion : The value of dynamic friction is less than the limiting fr...

    Text Solution

    |

  10. A : During horizontal circular turn of a car, the centripetal force re...

    Text Solution

    |

  11. A : A person on a frictionless surface can get away from it by blowing...

    Text Solution

    |

  12. A : It is difficult to move a cycle along a road with its brakes on. ...

    Text Solution

    |

  13. A : It makes easier to walk on slippery muddy road if we throw some sa...

    Text Solution

    |

  14. A : Banking of roads reduces the wear and tear of the tyres of automob...

    Text Solution

    |

  15. A : The centripetal and centrifugal forces never cancel each other. ...

    Text Solution

    |

  16. A : Work done by friction can increase the kinetic energy of the body...

    Text Solution

    |