GATE & PSUs - Electrical & Electronics Engineering (EE & ECE)

Analog Modulation (AM, FM, PM & Superheterodyne) question bank (Electromagnetics & Communication Systems)

Practice 7 free GATE & PSUs - Electrical & Electronics Engineering (EE & ECE) Electromagnetics & Communication Systems - Analog Modulation (AM, FM, PM & Superheterodyne) questions with answers and step-by-step solutions.

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Q1.
[Analog Modulation (AM, FM, PM & Superheterodyne) Concept 4] A train running at $72\text{ km/h}$ crosses a stationary platform of length $250\text{ m}$ in $26\text{ seconds}$. What is the length of the train?

(A)
$270\text{ m}$
(B)
$200\text{ m}$
(C)
$300\text{ m}$
(D)
$250\text{ m}$
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Q2.
[Analog Modulation (AM, FM, PM & Superheterodyne) Concept 14] A train running at $72\text{ km/h}$ crosses a stationary platform of length $250\text{ m}$ in $26\text{ seconds}$. What is the length of the train?

(A)
$270\text{ m}$
(B)
$200\text{ m}$
(C)
$300\text{ m}$
(D)
$250\text{ m}$
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