What is the current gain for a transistor used as a common emitter amplifier, if the current gain of the same transistor used in common base mode is 0

Question

What is the current gain for a transistor used as a common emitter amplifier, if the current gain of the same transistor used in common base mode is 0

What is the current gain for a transistor used as a common emitter amplifier, if the current gain of the same transistor used in common base mode is 0.95 ?
A. 25
B. 49
C. 19
D. 15

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

Related Questions

The current gain of the amplifier in the common emitter configuration is 80. What is its current gain in common base configuration ?

2 Answers 4 Views

The current gain of a common base transistor circuit is 0.96. On changing the emitter current by 10.0 mA, the change in the base current will be

2 Answers 4 Views

In a common emitter transistor amplifier, the output resistance is `500Omega` and the current gain `beta=49`. If the power gain of the amplifier is `5

2 Answers 5 Views

In a common emitter (CE) amplifier having a voltage gain G, the transistor used has transconductor 0.03 mho and current gain 25. If the above transist

2 Answers 5 Views

The current gain of a transistor in common base mode is 0.99. What is the change in collector current if the emitter current changes by 5 mA ?

2 Answers 6 Views

A transistor is used in Common-emitter mode in an amplifier circuits. When a signal of 20 mV is added to the base-emitter voltage, the base current ch

2 Answers 5 Views

For a transistor, working as common emitter amplifier , the current gain is 45. What will be the current gain when the same transistor is worked as co

2 Answers 5 Views

In an n-p-n transistor, the current gain for common emitter configuration is 80. If the emitter current be 8.1 mA, then the base current will be

2 Answers 4 Views

The current gain of a transistor in common emitter configuration is 80. If the emitter current be 8.1 mA , then the collector current will be

2 Answers 6 Views

A p-n-p transistor is used as common base amplifier as `V_(eb) =3V` . When its emitter current changes from 13.4 mA to 20.14 mA its collector current

2 Answers 5 Views

Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`alpha=0.95 therefore beta=alpha/(1-alpha)=0.95/0.05 `=19

5 views Answered 2023-02-05 15:29