Electronics and Communication Engineering
2023 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE ECE 2023 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 58–60 of 65. Imported answers require review unless explicitly marked reviewed.
Question 58
Open questionECNAT2 marksNeeds review
Let
and
is shown in the figure below. For
, the
is ____________________ (rounded off to the nearest integer).
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Open questionECNAT2 marksNeeds review
Let
be a white Gaussian noise with power spectral density
W/Hz. If
is input to an LTI system with impulse response
. The average power of the system output is ________ W (rounded off to two decimal places).Log in to check the answer
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Open questionECNAT2 marksNeeds review
A transparent dielectric coating is applied to glass (
,
) to eliminate the reflection of red light (
). The minimum thickness of the dielectric coating, in
m, that can be used is ________ (rounded off to two decimal places).Log in to check the answer
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