Inductance Comparison Bridge MCQ’s

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This set of Electrical Measurements Multiple Choice Questions & Answers (MCQs) focuses on “Inductance Comparison Bridge”.

1. Ratio arms of the bridge consists of _________
a) pure inductances
b) pure resistances
c) pure capacitances
d) inductance and capacitance

2. Bridge is used for the measurement of _________
a) high Q factor
b) medium Q factor
c) low Q factor
d) very low Q factor

3. Value of unknown resistance is found by using which of the following relation?
a) Rx = \frac{R_1 R_3}{R_2}
b) Rx = \frac{R_2 R_1}{R_3}
c) Rx = \frac{R_2 R_3}{R_1}
d) Rx = \frac{R_2}{R_1}

4. Inductance comparison bridge is used to compute _________
a) unknown inductance and resistance
b) unknown resistance
c) unknown inductance
d) unknown capacitance

5. The value of unknown inductance is found by using which of the following relation?
a) Lx = \frac{R_1 L_3}{R_2}
b) Lx = \frac{R_2}{R_1}
c) Lx = \frac{L_3}{R_1}
d) Lx = \frac{R_2 L_3}{R_1}

6. Bridge depends on frequency.
a) True
b) False

7. Inductance control is obtained by _________
a) using R2
b) using R1
c) using R3
d) using Lx

8. Bridge can be used at audio frequency.
a) True
b) False

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