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.Management Sciences
A. E.m.f.
B. Current
C. Current density
D. Conductivity
Related Mcqs:
- Hard steel is suitable for making permanent magnets because_____________?
- A. it has good residual magnetism B. its hysteresis loop has large area C. its mechanical strength is high D. its mechanical strength is low...
- Conductance is analogous to_____________?
- A. permeance B. reluctance C. flux D. inductance...
- The unit of magnetic flux is______________?
- A. henry B. weber C. ampereturn/weber D. ampere/metre...
- Permanent magnets are normally made of_____________?
- A. alnico alloys B. aluminium C. cast iron D. wrought iron...
- 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...
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