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Operational Amplifiers

Q1:

What is the output voltage?

A 15 V

B 5 V

C –5 V

D –15 V

ANS:C - –5 V

Given r2=10k, r1=1k, vin=500m.
We know that v0= vin (-r2/r1),
= 500m(-10k/1k),
= -5v.



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