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प्रश्न
Consider a solenoid carrying supplied by a source with a constant emf containing iron core inside it. When the core is pulled out of the solenoid, the change in current will ______.
पर्याय
remain same
decrease
increase
modulate
MCQ
रिकाम्या जागा भरा
उत्तर
Consider a solenoid carrying supplied by a source with a constant emf containing iron core inside it. When the core is pulled out of the solenoid, the change in current will decrease.
Explanation:
`phi alpha ` I
When the solenoid is taken out, the flux is reduced. As a result, the value of current decreases.
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