E-PolyLearning

1. A bridge circuit is used for the measurement of which of the following components?
a. Resistance, capacitance, and inductance
b. Diode, triode, and thyristor
c. Transistor, thermistor, and antenna
d. LED, op amp, and transducer
View Answer Report Discuss 50-50!
Answer: (a).Resistance, capacitance, and inductance

2. A simple bridge circuit consists of a network of __________
a. 3 resistance arms
b. 2 resistance arms
c. 4 resistance arms
d. 6 resistance arms
View Answer Report Discuss 50-50!
Answer: (c).4 resistance arms

3. What is applied to the two opposite junctions of a bridge circuit?
a. source of voltage
b. source of current
c. source of power
d. source of impedance
View Answer Report Discuss 50-50!
Answer: (b).source of current

4. A bridge circuit uses which method of measurement?
a. absolute
b. relative
c. differential
d. comparison
View Answer Report Discuss 50-50!
Answer: (d).comparison

5. Which principle operates a bridge circuit?
a. null indication
b. ampere’s rule
c. partial indication
d. kirchhoff’s laws
View Answer Report Discuss 50-50!
Answer: (a).null indication

Page 1 of 29