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Field inside a solenoid is...

Field inside a solenoid is

A

Directly proportional to its length

B

Directly proportional to current

C

Inversely proportional to total number of turns

D

Inversely proportional to current

Text Solution

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The correct Answer is:
B
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ERRORLESS -MAGNETIC EFFECT OF CURRENT-Exercise
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  12. Magnetic effect of current was discovered by

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  13. Two concentric circular coils of ten turns each are situated in the sa...

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  14. A long solenoid has a radius a and number of turns per unit length is ...

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  15. A cell is connected between two points of a uniformly thick circular c...

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  16. A long solenoid is formed by winding 20 turns cm^-1. What current is n...

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  20. A straight wire of length (2pi^(2)) metre is carrying a current of 2A ...

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