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UPSC ESE 2026 Electrical Engineering Paper

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Question : 1 of 150

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Consider the following characteristics regarding ideal operational amplifier :
1. An infinite output impedance and zero input impedance
2. The Op-Amp must have an extremely high inherent voltage gain
3. Zero slew rate
Which of the above characteristics is/are correct?

1 and 3
3 only
2 only
1 and 2

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