Which of the following uses electric energy and does not convert it into any other form ?

Related Mcqs:

If current in a conductor increases then according to Lenz’s law self-induced voltage will____________?

A. aid the increasing current B. tend to decrease the amount of cur-rent C. produce current opposite to the in-creasing current D. aid the applied voltage...

A coil is wound on iron core which carries current I. The self-induced voltage in the coil is not affected by________________?

A. variation in coil current B. variation in voltage to the coil C. change of number of turns of coil D. the resistance of magnetic path...

The practical illustration of the phenomenon of mutual induction is____________?

A. A.C generator B. D.C dynamo C. induction coil D. transformer...

The emf induced in a coil by a changing magnetic flux may have unit as______________?

A. ms-1A B. ms-2A-1 C. kgms2A-1 D. kgm2s-1A-1...

Non inductive resistances are used in decreasing______________?

A. Mutual inductance B. Self inductance C. Magnetic fields D. Heating effect...