Home
Class 12
PHYSICS
A rod of length 1m is sliding in a corne...

A rod of length 1m is sliding in a corner as shown. At an instant when the rod makes an angle of `60^(@)` with the horizontal plane, the velocity of point A on the rod is 1 m/s. The angular velocity of the rod at this instant is :

A

2 rad/s

B

1.5 rad/s

C

0.5 rad/s

D

0.75 rad/s

Text Solution

Verified by Experts

The correct Answer is:
A

`1 = (1 cos 60^(@)) omega`
`omega = 2 "rad"//s`
Promotional Banner

Topper's Solved these Questions

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.62|9 Videos

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.63|9 Videos

  • DAILY PRACTICE PROBLEM

    RESONANCE|Exercise DPP No.60|9 Videos

  • CURRENT ELECTRICITY

    RESONANCE|Exercise High Level Problems (HIP)|21 Videos

  • ELECTRO MAGNETIC WAVES

    RESONANCE|Exercise Exercise 3|27 Videos

Similar Questions

Explore conceptually related problems

A rod of length L is held vertically on a smooth horizontal surface. The top end of the rod is given a gentle push. At at certain instant of time, when the rod makes an angle 37^@ with horizontal the velocity of COM of the rod of 2m//s . The velocity of the end of the rod in contact with the surface at that instant is

A rod length L is held vertically on a smooth horizontal surface. The top end of the rod is given a gentle push. At a certain instant of time, when the rod makes an angle theta with horizontal the velocity of COM of the rod is v_(0) . The velocity of the end of the rod in contact with the surface at that instant is:

In the figure shown, the instantaneous speed of end A of the rod is v to the left. The angular velocity of the rod of length L must be

A smooth rod OP is fixed vertically. A disc of mass m and radius R is rolling without slipping at the given instant on a rough horizontal surface as shown. Velocity of centre of mass C of disc is v_(0) . A rod AB of length L is connected with disc at A, R//2 distance vertically up from centre of disc with pin joint (about which it can rotate freely), other end of the rod is attached to a small smooth ring B, which can move freely over rod OP. At an instant rod AB makes an angle 60^(@) with the vertical. The velocity of ring on the vertical rod at this instant is.

The velocity of point A on the rod is 2ms^(-1) (leftwards) at the instant shown in fig. The velocity of the point B on the rod at this instant is

A rod AB of length L slides in the XY plane. If the rod makes an angle theta with the vertical, the angular velocity of the rod can be found by an expression which is

End A of a rod AB is being pulled on the floor with a constant velocity v_(0) as shown. Taking the length of the rod as l , at an instant when the rod makes an angle 37^@ with the horizontal, calculate the velocity of the CM of the rod

A uniform rod of mass M and length a lies on a smooth horizontal plane. A particle of mass m moving at a speed v perpendicular to the length of the rod strikes it at a distance a/4 from the centre and stops after the collision. Find a. the velocity of the cente of the rod and b. the angular velocity of the rod abut its centre just after the collision.

RESONANCE-DAILY PRACTICE PROBLEM-DPP No.61
  1. In the given circuit assuming inductor and source to be ideal, the pha...

    Text Solution

    |

  2. Three identical circular coils A, B and C are placed coaxial (with pla...

    Text Solution

    |

  3. Two plane circular coilds P and Q have radii r(1) and r(2), respective...

    Text Solution

    |

  4. The time required for a 50Hz alternating current to increase from zero...

    Text Solution

    |

  5. The self-inductance of a coil is 2H. The current in the coil changes f...

    Text Solution

    |

  6. In the figure given below, the position time graph of a particle of ma...

    Text Solution

    |

  7. If at t = 0 the switch S(w) is closed , then the charge on capacitor (...

    Text Solution

    |

  8. Let (nr) and (nb) be respectively the number of photons emitted by a r...

    Text Solution

    |

  9. The dimensions of shear modulus are

    Text Solution

    |

  10. A particle of mass m is given initial horizontal velocity of magnitude...

    Text Solution

    |

  11. In the figure shown, a small ball of mass 'm' can move witgout sliding...

    Text Solution

    |

  12. A projectile of range R bursts at its highest point in two fragments, ...

    Text Solution

    |

  13. Two men of equal masses stand at opposite ends of the diameter of a tu...

    Text Solution

    |

  14. Two identical long, solid cylinders are used to conduct heat from temp...

    Text Solution

    |

  15. A force F acts tangentially at the highest point of a sphere f mass m ...

    Text Solution

    |

  16. A spherical drop of water as 1mm radius. If the surface tension of the...

    Text Solution

    |

  17. A sphere of mass m and radius r is projected in a gravity free space w...

    Text Solution

    |

  18. A ring of diameter 1m is rotating with an angular momentum of 10 Joule...

    Text Solution

    |

  19. A rod of length 1m is sliding in a corner as shown. At an instant when...

    Text Solution

    |

  20. A point charge placed on the axis of a uniformly charged disc experien...

    Text Solution

    |