Home
Class 12
PHYSICS
A : A point charge cannot exert force on...

A : A point charge cannot exert force on itself.
R : Coulomb force is a central force.

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion then mark (1)

B

If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark 2.

C

If assertion is true statement but Reason is false, then mark (3)

D

If both Assertion and Reason are false statements, then mark (4)

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MOVING CHARGE AND MAGNESIUM

    AAKASH INSTITUTE ENGLISH|Exercise SECTION C|47 Videos

  • MOTION IN STRAIGHT LINE

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION - J)|2 Videos

  • MOVING CHARGES AND MAGNETISM

    AAKASH INSTITUTE ENGLISH|Exercise Assignment Section J (Aakash Challengers Questions)|5 Videos

Similar Questions

Explore conceptually related problems

A : Angular momentum of a satellite about a planet is constant . R :Gravitational force is a central force so its torque about the sun is zero .

What do you mean by central forces?

(A): Coulomb force between charges is central force (R ): Coulomb force depends an medium between charges

A: A bar magnet does not exert a torque on itself due to its own field. R: One element of a current-carrying non-straight wire exert a force on another element of the same wire.

STATEMENT-1 : The electrostatic force is much stronger than the gravitational force. STATEMENT-2 : Electrostatic force can be attractive or repulsive. STATEMENT-3 : Electrostatic force is central force.

(A ): Coulomb force is a long range force. (R ): Coulomb force acts along the line joining two charged particles.

Assetrion: The coulomb force is the dominating force in the universe. Reason: The coulomb force is weaker than the gravitational force.

Assertion: Electrons in the atom are held due to coulomb forces. Reason: The atom is stable only because the centripetal force due to Coulomb's law is balanced by the centrifugal force.

A neutron exerts a force on a proton which

A proton exerts a force on a proton which is

AAKASH INSTITUTE ENGLISH-MOVING CHARGE AND MAGNESIUM-SECTION D
  1. The magnetic field produced around a straight line wire when current f...

    Text Solution

    |

  2. A : A point charge cannot exert force on itself. R : Coulomb force i...

    Text Solution

    |

  3. A: Net magnetic force expericneed by a current carrying loop in a unif...

    Text Solution

    |

  4. A: The trajectory of a charge when it is projected perpendicular to an...

    Text Solution

    |

  5. A: Like currents repel and unlike currents attract each other (in con...

    Text Solution

    |

  6. A: A magnetic dipole experiences maximum torque when it is placed norm...

    Text Solution

    |

  7. A: The relation between magnetic moment and angular momentum is true f...

    Text Solution

    |

  8. A: When currents vary with time, Newton's third law is valid only if m...

    Text Solution

    |

  9. A: In the expression for Lorentza force, vecF=q(vecvxxvecB+vecE). If o...

    Text Solution

    |

  10. A: Ampere circuital law is not independent of the Biot- Savart's law. ...

    Text Solution

    |

  11. A: The work done by magnetic field on a moving charge is zero. R: Th...

    Text Solution

    |

  12. A: In any magnetic field region the line integral ointvecB.vec(dl) alo...

    Text Solution

    |

  13. A: The magnetic field always accelerates a moving charge if the moving...

    Text Solution

    |

  14. A: The magnetic moment of a current carrying planar loop does depend o...

    Text Solution

    |

  15. A: magnetic field is produced by moving charges(s). R: The magnetic ...

    Text Solution

    |

  16. A: In the middle to high latitudes on a dark night an aurora or the cu...

    Text Solution

    |