The initial rate of rise of current through a coil of inductance 10 H when suddenly connected to a D.C. supply of 200 V is__________Vs

Related Mcqs:

The relative permeability of a ferromagnetic material is_____________?

A. less than one B. more than one C. more than 10 D. more than 100 or 1000...

Relative permeability of vacuum is__________?

A. 1 B. 1 H/m C. 1/4JI D. 4n x 10-‘ H/m...

Silicon steel is used in electrical machines because it has_____________?

A. low coercivity B. low retentivity C. low hysteresis loss D. high coercivity...

The rate of rise of current through an inductive coil is maximum_____________?

A. at 63.2% of its maximum steady value B. at the start of the current flow C. after one time constant D. near the final maximum value of current...

If the area of hysteresis loop of a material is large, the hysteresis loss in this material will be____________?

A. zero B. small C. large D. none of the above...