101.
For measurement of mutual inductance we can use
A
Anderson bridge
B
Maxwells bridge
C
Heaviside bridge
D
Any of the above
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For measurement of mutual inductance we can use
Anderson bridge
Maxwells bridge
Heaviside bridge
Any of the above
For measurement of inductance having high value, we should use
Maxwells bridge
Maxwell Wein bridge
Hays bridge
Any of the above
For handling greater currents induction wattmeters are used in conjunction with
potential transformers
current transformers
power transformers
either of the above
E.m.f. of a Weston cell is accurately measured by
electrostatic voltmeter
hot wire voltmeter
isothermal voltmeter
electrodynamic voltmeter
Damping of the Ballistic galvanometer is made small to
get first deflection large
make the system oscillatory
make the system critically damped
get minimum overshoot
Commonly used standard capacitor is
spherical type
concentric cylindrical type
electrostatic type
multilayer parallel plate type
Commonly used instruments in power system measurement are
induction
moving coil or iron
rectifier
electrostatic
Basically a potentiometer is a device for
comparing two voltages
measuring a current
comparing two currents
measuring a voltage