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A non inverting closed loop op amp circuit generally has a gain factor Greater than one.

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1 answer 32 views

An OP amp has an open loop gain of 1,00,000. If the feedback fraction is 0.02, the approximate closed loop gain is (a) 1 (b) 1,00,000 (c) 50 (d) 0.02

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_____is a closed loop system.

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What is the Output voltage of Op-amp for input voltage of Vi1=150 μV,Vi2=140 μV if the amplifier has differential gain of Ad=4000 and value of CMRR is 100. 

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What is op amp and its application?

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