In figure, Z1 = 200∠60° Ω, Z2 = 400∠ - 90° Ω, Z3 = 300∠0°. Then Z4 for the bridge to be balanced is
or Z4 = 600∠-150° ohm
Frequency can be measured using
Schering bridge can be used for measurement of
The main advantage of Owen’s bridge for measurement of unknown inductance is that
The advantage of Hay’s bridge over Maxwell’s inductance–capacitance bridge is that
De Sauty’s bridge is used for the measurement of
The advantage of Anderson’s bridge over Maxwell’s bridge is that
Maxwell’s bridge can be used for measurement of inductance with
Under balanced condition of a bridge for measuring unknown impedance, if the detector is suddenly taken out
Frequency can be measured by using:
Maxwell’s inductance-capacitance bridge is used for measurement of inductance of :
The advantage of Hay’s bridge over Maxwell’s inductance-capacitance bridge is because
In D’Sauty’s bridge (unmodified form), it is :
Wagner’s Earth devices are used in a.c bridge circuit for :
Quality factor of the circuit is given by _________
At high frequency, source consists of ________.
In AC bridges, the Wagner earth devices are used to
Tuned detectors are used in the frequency range of ________.
AC bridge is an outcome of ________.
What is the frequency range for a headphone as a detector?
The Wien’s bridges are suitable for the measurement of the frequency of the range of
For single frequency value, the most sensitive detector is ________.
Source is ________.
In the simplest form, an AC bridge consists of ____________.
Commonly used balance detectors for AC bridges are headphones, tuned amplifiers, and vibration galvanometers.