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Question

Which of the following can result in the increase in the strength of a solenoid?



Correct Answer
A

The number of turns of the solenoid is increased.

Correct Answer
B

The current passing through the coil is increased

Your Answer
C

The length of the solenoid is increased.

Correct Answer
D

 Both A and B


Solution

The correct options are
A

The number of turns of the solenoid is increased.


B

The current passing through the coil is increased


D

 Both A and B


The strength of the solenoid can be increased by increasing the number of turns and by increasing the current flowing through it. Introducing a soft iron core also increases the strength of the solenoid. 

 

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