a current is sent through a hanging coiled spring what changes do you expect and why?
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1
Answer:
when a current will pass through the spring the magnetic filed will produce since the current pass in same direction in all coil of spring , the magnetic field wil have same direction all coils . this causes the spring to reduce its length , so, compress ( option 2 ) turns out to be the correct answer.
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1
Answer:
It will compress due to the force of attraction between two adjacent coils carrying current in the same direction.
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