GATE IN · 2026 · IN
Question 18: Signals and Systems
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Question 18
INMCQ1 markNeeds review
A square wave signal of frequency 20 kHz is passed through an ideal low-pass filter with cut-off frequency of 21 kHz. The output signal is a ______.
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2026IN
GATE IN 2026 · Paper 1
Instrumentation Engineering · Original paper archive
- Section
- Instrumentation Engineering
- Question type
- Multiple choice (MCQ)
- Marks
- 1 mark
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