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A transistor is used as...

A transistor is used as

A

An oscillator

B

A detector

C

An amplifier

D

All of these

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The correct Answer is:
D
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KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER 3-(PHYSICS)
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  13. Two free paralell wires carrying currents in opposite direction

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  14. In the circuit shown in fig the heat produced in the 5 ohm resistor du...

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