EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 29 - Semiconductor Devices and Communication Systems>TS EAMCET 2021 (04-Aug Shift-2)>Q 17

EASY

TS EAMCET

IMPORTANT

Earn 100

A signal of, $20 kHz$ is being carried on a carrier wave of $3 MHz$ . What are the side-band frequencies?

33.33% studentsanswered this correctly

Important Questions on Semiconductor Devices and Communication Systems

EASY

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 29 - Semiconductor Devices and Communication Systems>TS EAMCET 2020 (9-Sep Shift-1)>Q 18

A carrier signal of frequency

v_{1}

and peak voltage of

V_{1}

is modulated by a message signal of frequency

v_{2}

and peak voltage of

V_{2}

. Let

m

be the modulation index and

v_{+}, v_{-}

be side bands produced. The correct statement is

MEDIUM

TS EAMCET

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 29 - Semiconductor Devices and Communication Systems>TS EAMCET 2018 (04-May Shift-1)>Q 19

A carrier wave of peak voltage

20 V

is used to transmit a message signal. For getting a modulation index of

60 %

, the peak voltage of the modulating signal is