Question

A transistor has emitter current of 10mA and collector current of 9.95 mA.Calculatr the base current.​

Answer 1

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Class 12

>>Physics

>>Semiconductor Electronics: Materials, Devices and Simple Circuits

>>Transistor and Its Types

>>A transistor has alpha = 0.95 . If the

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A transistor has α= 0.95. If the emitter current is 10 mA, the base current will be

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Solution

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Correct option is D)

Given that:

α=0.95

Emitter current, I

e

=10 mA

We have:

α=

I

e

I

c

I

c

=α×I

e

I

c

=0.95×10=9.5 mA

Also,

I

e

=I

b

+I

c

10=I

b

+9.5

I

b

=0.5 mA

Answer 2

Answer:

one electron volt is the unit for mesarment of ans