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Previous year question hub

Communication Systems - Modern Physics - Physics Previous Year Questions

Practice Communication Systems - Modern Physics - Physics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

5Papers
2Years
5Questions
1Topics

Communication Systems question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Communication Systems. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 5 100%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 5 100%

Subject weightage

Top subjects by unique question coverage.

Physics
5 Qs

Most asked topics

Top topics across the included previous year papers.

Modern Physics
5 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Communication Systems
5 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

MHT CET 2020 16TH OCTOBER EVENING SHIFT
1 Qs
MHT CET 2020 19TH OCTOBER EVENING SHIFT
1 Qs
MHT CET 2019 2ND MAY EVENING SHIFT
1 Qs
MHT CET 2019 2ND MAY MORNING SHIFT
1 Qs
MHT CET 2019 3RD MAY MORNING SHIFT
1 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
MHT CET 2020 16TH OCTOBER EVENING SHIFT20201View paper
MHT CET 2020 19TH OCTOBER EVENING SHIFT20201View paper
MHT CET 2019 2ND MAY EVENING SHIFT20191View paper
MHT CET 2019 2ND MAY MORNING SHIFT20191View paper
MHT CET 2019 3RD MAY MORNING SHIFT20191View paper

All Communication Systems previous year questions

Practice every matching question in batches of 20, with every available option.

1
2019 · Physics · Modern Physics · Communication Systems
MHT CET 2019 2ND MAY EVENING SHIFT

In frequency modulated wave

A
frequency varies with time
B
both frequency and amplitude vary with time
C
amplitude varies with time
D
both frequency and amplitude are constant
Open complete paper
2
2019 · Physics · Modern Physics · Communication Systems
MHT CET 2019 2ND MAY MORNING SHIFT

A layer of atmosphere that reflects medium frequency radio waves which is ineffective during night, is

A
F-layer
B
E-layer
C
stratosphere
D
thermosphere
Open complete paper
3
2019 · Physics · Modern Physics · Communication Systems
MHT CET 2019 3RD MAY MORNING SHIFT

In amplitude modulation, the amplitude of carrier wave is $A_c$ and that of the modulating signal is $A_m$. In practice, the ratio of $A_m$ to $A_c$ is kept less than or equal to one, to avoid

A
distortion
B
attenuation
C
fading
D
noise
Open complete paper
4
2020 · Physics · Modern Physics · Communication Systems
MHT CET 2020 16TH OCTOBER EVENING SHIFT

In communication system, a repeater is used to extend the range to transmission. It is the combination of

A
IF stage and amplifier
B
rectifier and detector
C
receiver and transmitter
D
modulator and power amplifier
Open complete paper
5
2020 · Physics · Modern Physics · Communication Systems
MHT CET 2020 19TH OCTOBER EVENING SHIFT

A carrier wave of peak voltage 16 V is used to transmit a signal. If the modulation index is $75 \%$, the peak voltage of the modulating signal is

A
18V
B
12V
C
6V
D
24V
Open complete paper