Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 39

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IMPORTANT

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In forward bias, the width of potential barrier in a p-n junction diode

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Important Questions on Solids and Semiconductor Devices

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JEE Advanced

IMPORTANT

Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 40

The dominant mechanisms for motion of charge carriers in forward and reverse biased silicon

p - n

junctions are,

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IMPORTANT

Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 41

In

p - n

junction, avalanche current flows in circuit when biasing is,

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JEE Advanced

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Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 42

When forward bias is applied to a

p - n

junction, what happens to the potential barrier

V_{B}

and the width of charge depleted region

x

?

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Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 43

A potential barrier of

0.50 V

exists across a

p - n

junction. If the depletion region is

5.0 \times 10^{- 7} m

wide, the intensity of the electric field in this region is,

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JEE Advanced

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Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 44

For the given circuit of $p - n$ junction diode, which of the following statement is correct?

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Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 45

The diode shown in the circuit is a silicon diode. The potential difference between the points $A$ and $B$ will be,

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Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 46

A diode having potential difference $0.5 V$ across its junction, which does not depend on current, is connected in series with resistance of $20 Ω$ across source. If $0.1 A$ passes through resistance, then what is the voltage of the source?

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JEE Advanced

IMPORTANT

Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 10 - Solids and Semiconductor Devices>Objective Problems [Level 1]>Q 47

Potential barrier developed in a junction diode opposes,