Three amplifier stages each with a gain of $10$ are cascaded. The overall gain is

10

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30

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1000

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100

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Solution

The correct option is B $1000$
If $K$ is a gain of one stage, then total gain of $n$ stages = $(K)^{n} = 10^{3} = 1000$

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Three amplifier stages each with a gain of 10 are cascaded. The overall gain is

The correct option is B 1000If K is a gain of one stage, then total gain of n stages = (K)n=103=1000

Three amplifier stages each with a gain of $10$ are cascaded. The overall gain is

The correct option is B $1000$
If $K$ is a gain of one stage, then total gain of $n$ stages = $(K)^{n} = 10^{3} = 1000$