Home
Class 11
PHYSICS
A proton of mass 1.6times10^-27kg goes r...

A proton of mass `1.6times10^-27`kg goes round in a circular orbit of radius 0.12 m under a certripetal force of `4times10^-13N`. then the frequency of revolution of the proton is about

A

`1.25 xx 10^6` cycles per second

B

`2.50 xx 10^6` cycles per second

C

`3.75 xx 10^6` cycles per second

D

`5.00 xx 10^6` cycles per second

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MEASUREMENTS

    TARGET PUBLICATION|Exercise EVALUATION TEST|17 Videos

  • OPTICS

    TARGET PUBLICATION|Exercise EXERCISE|447 Videos

Similar Questions

Explore conceptually related problems

A proton of mass 1.6times10^-27 kg goes round in a circular orbit of radius 0.12 m under a certripetal force of 6 times 10^-14 N. then the frequency of revolution of the proton is about

A proton of mass 1.6 xx 10^(-27)kg goes round in a circular orbit of radius 0.10 m under a centripetal force of 4 xx 10^(-13) N . then the frequency of revolution of the proton is about

The earth moves round the sun in a near circular orbit of radius 1.5 xx 10^11 m. Its centripetal acceleration is

A body of mass10 kg ismoving in a circle of radius 1 m with an angular velocity of 2 rad/s. The centripetal force is

A particel comes round a circle of radius 1 m once. The time taken by it its 10s. The average velocity of motion is

An electron in an atom revolves around the nucleus in an orbit of radius 0.53 overset (@)(A) .Calculate the equivalent magnetic moment, if the frequency of revolution of electron is 6.8 xx 10^9 MHz .

A satellite is going in a circular orbit of radius 4 xx 10^4 km around the earth has a certain speed. (a) What will be the radius of a circular orbit of the same satellite when it moves around the planet Mars with the same speed? The masses of earth and Mars are in the ratio 10:1 and their radii are in the ratio 2:1

An electron in an atom revolving round the nucleus in a circular orbit of radius 5.3 xx 10^-11 m with a speed of 2xx10^6 frac(cm)(s) . Find the resultant orbital magnetic moment and angularmomentum of electron. (Charge on electron e =1.6xx10^-19C , mass of electron m = 9.1 xx 10-31 kg )

The earth (mass= 6 xx 10^24 kg) revolves around the Sun with angular velocity 2 xx 10^-7 rad//s in a circular orbit of radius 1.5 xx 10^8 km. The force exerted by the Sun on the earth in Newton is

TARGET PUBLICATION-Motion in a plane-Exercise
  1. A 10 kfg object attached to a nylon cord outside a space vehicle is ro...

    Text Solution

    |

  2. The breaking tension of a string if 50 N. A body of mass 1 kg is tied ...

    Text Solution

    |

  3. A proton of mass 1.6times10^-27kg goes round in a circular orbit of ra...

    Text Solution

    |

  4. When the bob of a conical pendulam is moving in a horizontal circle at...

    Text Solution

    |

  5. The period of a conical pendulam is

    Text Solution

    |

  6. Consider a simple pendulam of length 1 m. Its bob performs a circular ...

    Text Solution

    |

  7. A particle of mass 1 kg is revolved in a horizontal circle of radius 1...

    Text Solution

    |

  8. Which of the following changes, when a particle is moving with uniform...

    Text Solution

    |

  9. In an inertial frame of reference, a body performing uniform circular ...

    Text Solution

    |

  10. The three initial and final position of a man on the x-axis are given ...

    Text Solution

    |

  11. Assertion: The equation of motion can be applied only if acceleration ...

    Text Solution

    |

  12. Body can NOT have

    Text Solution

    |

  13. A particle oscillates along a straight line 1m long, if it completes o...

    Text Solution

    |

  14. The ratio of the numerical values of the average velocity and average ...

    Text Solution

    |

  15. The speed v of particle moving along a straight line, when it is at a ...

    Text Solution

    |

  16. A body starts from rest with uniform acceleration. If its velocity aft...

    Text Solution

    |

  17. A particle starts from rest, accelerates at 2 ms^-2 for 10 s and then ...

    Text Solution

    |

  18. A particle travels 10 m in first 5 s and 10 m next 3 s. Assuming const...

    Text Solution

    |

  19. A body A moves with a uniform acceleration a and zero initial velocity...

    Text Solution

    |

  20. "The velocity of a particle is v=v0+(gt)+ft^2. If its position x=0 at ...

    Text Solution

    |