Examveda
Examveda

Main causes of noisy solenoid are

A. strong tendency of fan out of laminations at the end caused by repulsion among magnetic lines of force

B. uneven bearing surface, caused by dirt or uneven wear between moving and stationary parts

C. both of above

D. none of the above

Answer: Option C

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Related Questions on Magnetism and Electromagnetism

The left hand rule correlates to

A. current, induced e.m.f. and direction of force on a conductor

B. magnetic field, electric field and direction of force on a conductor

C. self induction, mutual induction and direction of force on a conductor

D. current, magnetic field and direction of force on a conductor