# In a common base amplifier, the phase difference between the input signal voltage and output voltage is Option 1) 0 Option 2) $\pi /2$ Option 3) $\pi /4$ Option 4) $\pi$

As we learnt in

Amplifier -

Transistor is used as an amplifier

- wherein

in such circuit output is amplified as compared to input .

In common base amplifier, the phase difference between input and output voltage is 0.

Correct option is 1.

Option 1)

0

This is the correct option.

Option 2)

$\pi /2$

This is an incorrect option.

Option 3)

$\pi /4$

This is an incorrect option.

Option 4)

$\pi$

This is an incorrect option.

option 1 }  0

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