Electronics and Experimental Methods-Semiconductor Devices (CSIR Physical Sciences): Questions 1 - 3 of 6

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Question number: 1

» Electronics and Experimental Methods » Semiconductor Devices » Diodes

Appeared in Year: 2014

MCQ▾

Question

The I – V characteristic of the diode in the circuit below is given by,

I={;

Where V is measured in volts and I is measured in amperes.

Circuit diagram consist of diode and resistor

Circuit Diagram Consist of Diode and Resistor

In figure a circuit diagram made up of a diode, battery of 10 V and resistance of 1 K (ohm) is shown.

The current I in circuit is – (December)

Choices

Choice (4) Response

a.

10.0 mA

b.

6.7 mA

c.

9.3 mA

d.

6.2 mA

Question number: 2

» Electronics and Experimental Methods » Semiconductor Devices » Diodes

Appeared in Year: 2012

MCQ▾

Question

A diode D as shown in the circuit has an I – V relation that can be approximated by –

iD={

The circuit consists of a diode, resistor and a battery

The Circuit Consists of a Diode, Resistor and a Battery

In figure a diode D, resistor of 1 (ohm) and a battery of 10 V are connected.

The value of VD in the circuit is – (December)

Choices

Choice (4) Response

a.

8V

b.

5V

c.

(1+11)V

d.

2V

Question number: 3

» Electronics and Experimental Methods » Semiconductor Devices » Diodes

Appeared in Year: 2013

MCQ▾

Question

Two identical Zener diodes are placed back to back in series and are connected to a variable DC power supply. The best representation of the I – V characteristics of the circuit is – (December)

Choices

Choice (4) Response

a.

I – V characteristics: Choice A

I – v Characteristics: Choice A

Figure shows I – V characteristic of circuit consists of two identical Zener diodes.

b.

I – V characteristics: Choice B

I – v Characteristics: Choice B

Figure shows I – V characteristic of circuit consists of two identical Zener diodes.

c.

I – V characteristics: Choice C

I – v Characteristics: Choice C

Figure shows I – V characteristic of circuit consists of two identical Zener diodes.

d.

I – V characteristics: Choice D

I – v Characteristics: Choice D

Figure shows I – V characteristic of circuit consists of two identical Zener diodes.

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