GATE EE 2015 Set 2 — Question 21
Go beyond PYQs with Success TrackerAI-powered personalised practice and doubt support. Unlimited practice on eligible plans; AI usage limits apply.NAT+1 / -0MediumInverting & Non-InvertingOperational AmplifiersAnalog & Digital Electronics
Analog & Digital Electronics → Operational Amplifiers → Inverting & Non-Inverting
Last updated
Question
The operational amplifier shown in the figure is ideal. The input voltage (in Volt) is . The amplitude of the output voltage (in Volt) is ________.
Correct answer
1.1 to 1.4
Solution
The circuit is an inverting amplifier with a feedback impedance and input resistance .
.
, where and .
The transfer function is .
For , the angular frequency is rad/s.
The magnitude of the gain at this frequency is:
.
The amplitude of the output voltage is V.
.
, where and .
The transfer function is .
For , the angular frequency is rad/s.
The magnitude of the gain at this frequency is:
.
The amplitude of the output voltage is V.
Continue learning with Success Tracker
A step still unclear? Work through it with support
Use Success Tracker to ask about the reasoning, then try another GATE EE question to check your understanding.
AI-powered practice· Unlimited practice on eligible plans
- PYQs with solutions
- Attempt available previous-year questions, then compare your reasoning with the worked solution. Coverage varies by stream.
- Practice that adapts
- Choose a topic, work on weaker areas and bookmark questions to revisit. Your attempts feed your progress tracking.
- AI doubt support
- Ask follow-up questions about a step or concept while practising, instead of stopping at the final answer.
Unlimited practice is available on eligible plans. Free practice and AI usage have limits; check the current plan allowances before choosing.
This page stays readable without an account. AI responses can be wrong; check them against the solution and source material.
More questions on Operational Amplifiers
2026 Set 1 Q33In the linear regulator circuit shown, the base to emitter voltage of the BJT is…2026 Set 1 Q37In the circuit shown, the open loop gain of the operational amplifier is . What is the…2026 Set 1 Q45The digital circuit shown has 3 inputs (, , and ). The simplified logical expression for…2026 Set 1 Q46The MOSFET switches shown in the circuit are ideal. [figure] Which of the following is the correct…2026 Set 1 Q61Consider the circuit shown. Assume that the diode () is ideal. Given …