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Q#1 OP-AMP and its Applications GATE EE 2015 MCQ +2 marks -0.66 marks

The op – amp shown in the figure has a finite gain A = 1000 and an infinite input resistance. A step voltage  is applied at the input at time t=0 as shown. Assuming that the operational amplifier is not saturated, the time constant (in millisecond) of the output voltage   is

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