Semiconductor Devices Test

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Semiconductor Devices Test - 40

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Weekly Quiz Competition

Question 1
4 / -1

What kind of device is a diode ?

A
Bilateral

B
Linear

C
Nonlinear

D
Unipolar
Question 2
4 / -1

We want a peak load voltage of 40V out of a bridge rectifier, What is the approximate rms value of secondary voltage ?

A
0V

B
14.4V

C
28.3V

D
56.6V
Question 3
4 / -1

The load-current is approximately constant when a zener diode is __________ .

A
Forward biased

B
Reverse biased

C
Operating in breakdown region

D
Unbiased

Solution
Question 4
4 / -1

When source voltage increases in a zener diode, which of these current remians approximately constant ?

A
Series current

B
Zener current

C
Load current

D
Total current
Question 5
4 / -1

The device associated with voltage controlled capacitance is ___________ .

A
Light emitting diode

B
Photo diode

C
Varactor diode

D
Zener diode
Question 6
4 / -1

For normal operation of the transistor, the collector diode has to be __________ .

A
Forward biased

B
Reverse biased

C
Non conducting

D
Operating in breakdown region
Question 7
4 / -1

Most of the electrons in the base of N-P-N transistor flow

A
Out of the base lead

B
Into the collector

C
Into the emitter

D
Into the base supply
Question 8
4 / -1

Assertion : Intrinsic charge carries are thermally generated
Reason : Their availability can be easily controlled

A
If both Assertion and Reason are true and reason is the correct explanation of assertion

B
If both Assertion and Reason are true but Reason is not the correct explanation of assertion.

C
If Assertion is true but Reason is false

D
If both assertion and reason are false
Question 9
4 / -1

Assertion : Impurity atoms for silicon is selected from third or fourth group
Reason : These Impurity atoms have same size as that of Si

A
If both Assertion and Reason are true and reason is the correct explanation of assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of assertion.

C
If Assertion is true but Reason is false

D
If both assertion and reason are false
Question 10
4 / -1

Assertion : Photodiode are operated in reverse bias
Reason : In reverse bias fractional change in minority charge carrier is more

A
If both Assertion and Reason are true and reason is the correct explanation of assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of assertion.

C
If Assertion is true but Reason is false

D
If both assertion and reason are false

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Re-Attempt Weekly Quiz Competition

Semiconductor Devices Test - 40

Result

Semiconductor Devices Test - 40

Score

-

Rank

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SHARING IS CARING

Question 1

Bilateral

Linear

Nonlinear

Unipolar

Question 2

0V

14.4V

28.3V

56.6V

Question 3

Forward biased

Reverse biased

Operating in breakdown region

Unbiased

Solution

Question 4

Series current

Zener current

Load current

Total current

Question 5

Light emitting diode

Photo diode

Varactor diode

Zener diode

Question 6

Forward biased

Reverse biased

Non conducting

Operating in breakdown region

Question 7

Out of the base lead

Into the collector

Into the emitter

Into the base supply

Question 8

If both Assertion and Reason are true and reason is the correct explanation of assertion

If both Assertion and Reason are true but Reason is not the correct explanation of assertion.

If Assertion is true but Reason is false

If both assertion and reason are false

Question 9

If both Assertion and Reason are true and reason is the correct explanation of assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of assertion.

If Assertion is true but Reason is false

If both assertion and reason are false

Question 10

If both Assertion and Reason are true and reason is the correct explanation of assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of assertion.

If Assertion is true but Reason is false

If both assertion and reason are false

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Question Analysis

My Perfomance

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