KBC Level-2

KBC Level-2

Assessment

Assessment

Created by

Neha Dobriyal

Education

University

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25 questions

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1.

Multiple Choice

30 sec

1 pt

If the temperature of the diode increases, then leakage current ………..

Remains the same

Decreases

Increases

Becomes Zero

2.

Multiple Choice

30 sec

1 pt

The maximum efficiency of a half-wave rectifier is ………………..

40.6 %

81.2 %

50 %

25 %

3.

Multiple Choice

30 sec

1 pt

A transistor is ..................... controlled device.

Voltage Controlled

Temperature Controlled

Current Controlled

Both Voltage and Current Controlled

4.

Multiple Choice

30 sec

1 pt

The input impedance of a transistor is ………….

High

Very High

Almost Zero

Low

5.

Multiple Choice

30 sec

1 pt

The phase difference between the input and output voltages in a common base arrangement is …………….

180o

270o

360o

0o

6.

Multiple Choice

30 sec

1 pt

Most of the electrons in the base of an NPN transistor flow …………

out of the base lead

into the collector

into the emitter

into the base supply

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