Vedclass
Class 12PhysicsCommunicationCommunication
Easy

In amplitude modulation,

MHT CET 2020All MHT CET
  • A
    both amplitude and frequency do not change according to information signal.
  • B
    amplitude remains constant but frequency changes according to information signal.
  • C
    both amplitude and frequency change according to information signal.
  • D
    amplitude of carrier wave changes according to information signal.
Share

Explore More

Browse All

Question Bank

12

All Subjects

Class 12 Questions

Class 12

Physics Questions

Chapter

Communication

Subtopic

Communication

Previous Year

MHT CET 2020 PaperAll MHT CET years →

Similar Questions

The signal obtained at the output of a microphone is of which type?

Easy
View Solution

The height of a $TV$ tower is $150 \ m$. If the population density in the area covered by the $TV$ tower is $50 \ \text{lakhs}$, then the population density around the $TV$ tower is ....... $km^{-2}$. (Radius of the Earth is $6.4 \times 10^{6} \ m$)

Medium
View Solution

Which of the following is not a natural source of electrical noise?

Easy
View Solution

The government has divided the frequency range from $30\ MHz$ to $60\ MHz$ between $20$ stations,which are independently beaming their signals. Which of the signals can be beamed by each of the stations?

Difficult
View Solution

The height of a $T.V.$ tower is $100 \ m$. What is the population covered by the $T.V.$ broadcast if the average population density around the tower is $1000 \ \text{people}/km^2$?

Medium
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo