In order to ensure that the output voltage of an opamp is zero, when b – McqOptions

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1.	In order to ensure that the output voltage of an opamp is zero, when both its inputs are grounded
A.	internal negative feedback used
B.	an external offset balancing circuit is used at the input terminals
C.	the currents incident at the output node are carefully designed
D.	the totem-pole output transistors are designed to have exactly equal cutin voltages
Answer» C. the currents incident at the output node are carefully designed

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