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Who had observed magnetic effect of elec...

Who had observed magnetic effect of electric current first ?

A

Oersted

B

Lorentz

C

Ampere

D

Bio-Savart

Text Solution

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The correct Answer is:
A
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KUMAR PRAKASHAN-MOVING CHARGES AND MAGNETISM-SECTION D (MULTIPLE CHOICE QUESTIONS)
  1. Who had observed magnetic effect of electric current first ?

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  2. If a stationary charged particle experience an electromagnetic force t...

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  3. A magnetic field can be produced by .

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  4. Consider two straight parallel conductors A and B separated by a dista...

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  5. The direction of magnetic lines of forces close to a straight conducto...

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  6. A charged particle is moving with velocity vecv in a uniform magnetic ...

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  7. A charged particle gains energy due to .

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  8. Maximum magnetic force on electron moving with velocity 4xx10^(4)m//s ...

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  9. Lorentz force acting on a charged particle is zero. If electric field ...

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  10. If proton moves with velocity 10hatims^(-1) in magnetic field having m...

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  11. A strong magnetic field is applied on a stationary electron, then

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  12. A proton is moving perpendicular to a uniform magnetic field of 2.5 te...

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  13. A wire carrying a current i is placed in a uniform magnetic field in t...

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  14. A small circular flexible loop of wire of radius r carries a current I...

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  15. A particle having 2 C charge passes through magnetic field of 4hatkT a...

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  16. The dimension formula of the magnetic field intensity B is .

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  17. Two straight parallel wires, both carrying 10 Ampere in the same direc...

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  18. Maximum kinetic energy of positive ion in cyclotron is (Where r(0) = ...

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  19. Radius of circular path, followed by a charged particle is proportiona...

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  20. An electron moves perpendicular to uniform magnetic field B, on a circ...

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