IIT JEE Questions And Answers :: Principles Of Communication: part3



IIT JEE : Principles Of Communication QUESTIONS AND ANSWERS :: part3 : 6 to 10

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

6.In which region temperature decreases with height ?

Isoposphere
Ionosphere
Mesophere
Ozone layer

7.The number of AM broadcast stations that can be accommodated in a 300 kHz band width for the highest modulating frequency 15 kHz will be

10
5
7
12

8.A 400 W carrier AM modulated to a depth of 75%. The total power of the system is

512 W
200 W
450 W
None of these

9.Lasers are used in alignment of pipes because

they are coherent
they are highly directional
Both (a) and (b)
None of these

10.Out of the following subsystems which is used for satellite orbit position and altitude

Antenna subsystem
Thrust subsystem
Stabilization subsystem
Power subsystem

More Principles Of Communication QUESTIONS AND ANSWERS available in next pages

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