Electrical Measurements Lab

Anderson Bridge

Please attempt the following questions:

Q1. AC bridges are used for the measurement of

Resistance
Resistance and Inductance
Inductance and capacitance
Resistance, inductance and capacitance

Q2. The commonly used detectors in ac bridges is/are

Head phones
Galvanometers
Tuned amplifiers, Head phones
Head phones, Tuned amplifiers, Galvanometers

Q3. The vibration galvanometers are sensitive to power for frequency range of

200 Hz and below
200 Hz to about 4 KHz
4 KHz and above
Any frequency

Q4. The vibration galvanometer used as detector, it responds

Only to the fundamental frequency
Only to the harmonics frequency
Both (a) and (b)
Does not respond to any frequency

Q5. The AC Bridge used for the measurement of inductance is/are

Maxwell’s inductance bridge
Hay’s bridge
Anderson’s bridge, Owen’s bridge
All of the above