Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

When a bridge is balanced?

A. no voltage drop across the circuit
B. power dissipation is high
C. temperature of the circuit is high
D. no current flows
Answer» E.
Discussion
2.

For capacitive impedances, the phase angle is _______

A. tangential
B. negative
C. positive
D. logarithmic
Answer» C. positive
Discussion
3.

Angular balance equation is given by which of the following relation?

A. <sub>1</sub> <sub>4</sub> = <sub>2</sub> <sub>3</sub>
B. <sub>1</sub> + <sub>4</sub> = <sub>2</sub> + <sub>3</sub>
C. <sub>2</sub> + <sub>4</sub> = <sub>1</sub> + <sub>3</sub>
D. <sub>2</sub> <sub>4</sub> = <sub>1</sub> <sub>3</sub>
Answer» C. <sub>2</sub> + <sub>4</sub> = <sub>1</sub> + <sub>3</sub>
Discussion
4.

Bridge balance equation for magnitude is given by which of the following relation?

A. Z<sub>1</sub> Z<sub>4</sub> = Z<sub>2</sub> Z<sub>3</sub>
B. Z<sub>1</sub> Z<sub>2</sub> = Z<sub>3</sub> Z<sub>4</sub>
C. Z<sub>2</sub> Z<sub>4</sub> = Z<sub>1</sub> Z<sub>3</sub>
D. Z<sub>1</sub> Z<sub>3</sub> = Z<sub>2</sub> Z<sub>4</sub>
Answer» B. Z<sub>1</sub> Z<sub>2</sub> = Z<sub>3</sub> Z<sub>4</sub>
Discussion
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