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Q#1 OP-AMP and its Applications GATE EE 2007 MCQ +2 marks -0.66 marks

The switch S in the circuit of the figure is initially closed. It is opened at time t = 0.  You may neglect the Zener diode forward voltage drops. What is the behavior of  for t > 0?

It makes a transition from −5V to +5V at t = 12.98 µs

It makes a transition from −5V to +5V at t = 2.57 µs

It makes a transition from +5V to −5V at t = 12.98 µs

It makes a transition from +5V to −5V at t = 2.57 µs

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