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If a current is passed through a spring ...

If a current is passed through a spring then the spring will

A

gets compressed

B

gets expanded

C

oscillates

D

remains unchanged

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Verified by Experts

The correct Answer is:
A
Magnetic force is attractive
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CP SINGH-MAGNETIC FORCE, MOMENT AND TORQUE-Exercises
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  3. If a current is passed through a spring then the spring will

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  6. A beam of electrons and protons move parallel to each other in the sam...

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  7. Lorentz force is given by

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  8. If a chraged particle at rest experiences no electromagnetic force, ...

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  9. If a charge particle kept at rest experiences an electromagnetic force...

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  10. A uniform electric field and a uniform magnetic field are acting along...

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  11. A particle moves in a region having a uniform magnetic field and a par...

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  12. A uniform magnetic field of magnitude 0.20 T exists in space from e...

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  13. A particle moves in a circle of diamater 1.0 cm under the action of ma...

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  14. A proton goes undflected in a crossed and magnetic field (the fields...

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  15. Which of the following does not affect the motion of a moving electron...

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  16. if a charged particle projected in a gravity free room deflects,

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  17. An ionized gas contains both positive and negative ions . If it is sub...

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  18. A charged particle moves in a gravity-free space without change in vel...

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  19. A charged particle moves along a circle under the action of possible c...

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  20. If a charged particle goes unaccelerated in a region containing electr...

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