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

Magnetic Circuit 05/06/2023

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

Related Mcqs:

    Permeability in a magnetic circuit corresponds to________ in an electric circuit
    A. resistance B. resistivity C. conductivity D. conductance...
    Relative permeability of vacuum is__________?
    A. 1 B. 1 H/m C. 1/4JI D. 4n x 10-‘ H/m...
    Those materials are well suited for making permanent magnets which have ________ retentivity and _________ coercivity
    A. low, high B. high, high C. high, low D. low, low...
    A ferrite core has less eddy current loss than an iron core because_______________?
    A. ferrites have high resistance B. ferrites are magnetic C. ferrites have low permeability D. ferrites have high hysteresis...
    The unit of magnetic flux is______________?
    A. henry B. weber C. ampereturn/weber D. ampere/metre...

Leave a Reply

Your email address will not be published. Required fields are marked *