Instruments — CSIR Net PYQ (Question 1)

A Instruments previous-year question (PYQ) from Electronics (CSIR Net). Read the question, check the correct answer, then practise the full topic.

Question 1 of 19 · 5.0 marks

Two sinusoidal signals are sent to an analog multiplier of scale factor $1V^{-1}$ followed by a low pass filter (LPF). If the roll-off frequency of the LPF is $f_c=5$ Hz , the output voltage $V_{out}$ is

1. 15 V
2. 225 V
3. 3100 V
4. 450 V

Correct answer: Option 2

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