State about the term- voltage gain, Physics

Assignment Help:

Determine voltage gain for the circuit shown in figure below, with R_F = 100K ? and R₁=10 K?

1250_voltage gain.png

Ans.

Determination of voltage gain:

The provided operational amplifier is a non-inverting amplifier. By virtual ground, voltage at inverting terminal of Op-amp is also V_I. Writing KCL at this terminal yields

114_voltage gain.png

From given data R_F= 100 K? and R₁=10 K?

1082_voltage gain.png

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