Instrumentation Engineering
GATE IN format:nat PYQs
Build your understanding with focused practice from past exam papers.
How to practice format:nat
Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.
Questions 1–10 of 270. Imported answers require independent review unless marked reviewed.
Question 31
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A data set is given to be [1, 2, 0, −1, −3, 1, 2, 0, 1].
The median of the data set is _____. (rounded off to the nearest integer)
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The potential difference between nodes
and
in a circuit is
V. The work done in moving a charge of 1 coulomb from point
to
is ____ J. (answer in integer)Log in to check the answer
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In a series
circuit shown in the figure, the current through the resistor lags the AC source voltage by 45°. Let
Ω and
H.
The frequency of the source is ____ Hz. (rounded off to the nearest integer)
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In the circuit below the maximum value of
is _______ V. (rounded off to the nearest integer)
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The minimum number of comparators required in a 6-bit flash analog-to-digital converter is _______. (answer in integer)
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Let
Then
_____ (rounded off to one decimal place)Log in to check the answer
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A single phase transformer has a rating of 10 kVA, 50 Hz, 1100 V/220 V. In an open circuit test with the high voltage side open, the following are obtained:
• Voltage applied to the low voltage winding = 220 V
• Measured power = 363 W
• Measured current = 2.75 A
Magnetizing reactance
referred to the high voltage winding is ______ Ω. (rounded off to the nearest integer)Log in to check the answer
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A linear time invariant (LTI) system has a transfer function
The system is placed in unity negative feedback configuration.
For a unit ramp reference, the steady state error is ______.
(rounded off to two decimal places)
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The system
has a gain margin of 20 dB. The value of K is _____. (rounded off to two decimal places)Log in to check the answer
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In the phase-locked-loop circuit shown below, the output of the VCO is a digital square wave.
If the input is a square wave at 10 kHz, the steady state frequency of the output is ______ kHz. (rounded off to the nearest integer)
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