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Assertion : A charge, whether stationary...

Assertion : A charge, whether stationary or in motion produces a magnetic field around it.
Reason : Moving charge produce only electric field in the surrounding space.

A

Both 'A' and 'R' are true and 'R' is the correct explanation of 'A'.

B

Both 'A' and 'R' are true and 'R' is not the correct explanation of 'A'

C

'A' is true and 'R' is false

D

'A' is false and 'R' is false

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-MOVING CHARGES AND MAGNETISM-EXERCISE-IB
  1. (A) : The values of in and μ depend on the medium. (R) : The electro...

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  2. Assertion : Cyclotron does not accelerate electrons. Reason : Mass o...

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  3. Assertion : A charge, whether stationary or in motion produces a magne...

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  4. Assertion : Magnetic force is always perpendicualr to the magnetic fie...

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  5. Assertion : The energy of a charged particle moving in a uniform magne...

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  6. A: magnetic field lines are continuous and form closed loops. R: Mag...

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  7. Assertion : Magnetic field is useful in producing parallel beam of cha...

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  8. (A) : A linear solenoid carrying current is equivalent to a bar magnet...

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  9. A square loop of side a carris a current I. The magnetic field at the ...

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  10. A circular loop of radius R, carrying current I, lies in x-y plane wit...

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  11. (A): Magnetic field lines can be entirely confined within the core of ...

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  12. Which of the following gives the value of magnetic field according to ...

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  13. (A) : A solenoid tend to contract when a current passes through it. ...

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  14. (A) : A loosely wound helix made of stiff wire is suspended vertically...

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  15. Assertion : The magnetic field at the ends of a very long current carr...

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  16. A loosely wound helix made of stiff metal wire is mounted vertically w...

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  17. A magnetic needls is kept in a non-unifrom magnetic field . It exper...

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  18. Assertion: A flexible wire loop of irregular shape carrying current ...

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  19. (A) : A current carrying circular loop, free to turn, when placed in a...

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  20. Ampere's circuital law is given by

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