A.C cannot be used for________________?

Related Mcqs:

The self inductances of two coils are 8 mH and 18 mH. If the co-efficients of coupling is 0.5, the mutual inductance of the coils is______________?

A. 4 mH B. 5 mH C. 6 mH D. 12 mH...

A crack in the magnetic path of an inductor will result in________________?

A. unchanged inductance B. increased inductance C. zero inductance D. reduced inductance...

Weber is the unit of_____________?

A. Magnetic field intensity B. magnetic induction C. magnetic flux D. self-inductance...

Magnetic compass needle will be deflecting if it is kept near________________?

A. Static charge B. Soft iron C. Semi-conductor D. Accelerating charge...

A metal rod of 25 cm length is moving at a speed of 0.5/sec in direction perpendicular to 0.25T magnetic field. Emf produced in the rod is_____________?

A. 0 volt B. 3.125 volt C. 31.25 volt D. 0.03125 volt...