On increasing the temperature of a semi-conductor material

Density of charge-carrier as well as their mobilities both increases

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Density of charge-carriers increases, but their mobilities decreases

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Density of charge-carries decreases, but their mobilities increases

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Both density of charge-carriers as well as their mobilities decreases

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Solution

The correct option is B Density of charge-carriers increases, but their mobilities decreases
On increasing the temperature of a semi-conductor material, the density of charge increases which apparently increases the hinderance and thus decreases their mobility.

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Similar questions

What are the mobile charge carriers in a conductor?

Which of the following are not mobile charge carriers in a conductor?

Which of the following are not the mobile charge carriers in a conductor?

Define the term ‘mobility’ of charge carriers. Write its S.I. unit

27

^{\circ} C

2.13

m h o / m

0.38

0.18

m

^{2} / V s

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