Magnetism MCQs

Magnetism MCQs. In this section you will find Multiple Choice Questions with Answers on the topic of Magnetism and Electromagnetism.

Which of the following statements is not wrong ?

A. The magnetic flux inside an exciting coil is lower than its outside surface B. The magnetic flux inside an exciting coil is zero C. The magnetic flux inside the exciting coil is greater than its outside surface D. The magnetic flux inside the exciting coil is same as on its outside surface

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

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