MCQOPTIONS

Explore topic-wise MCQs in Analog Communications.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Communications knowledge and support exam preparation. Choose a topic below to get started.

1.	In a TV receiver antenna the length of reflector rod is _________
A.	same as that of dipole
B.	less than that of dipole
C.	more than that of dipole
D.	is half of that of dipole
Answer» D. is half of that of dipole

2.	What is the full form of PAM?
A.	Pulse Analog Modulation
B.	Phase Analog Modulation
C.	Pulse Amplitude Modulation
D.	Phase Amplitude Modulation
Answer» D. Phase Amplitude Modulation

3.	WHAT_IS_THE_FULL_FORM_OF_PAM??$
A.	Pulse Analog Modulation
B.	Phase Analog Modulation
C.	Pulse Amplitude Modulation
D.	Phase Amplitude Modulation
Answer» D. Phase Amplitude Modulation

4.	In_a_TV_receiver_antenna_the_length_of_reflector_rod_is__________$
A.	same as that of dipole
B.	less than that of dipole
C.	more than that of dipole
D.	is half of that of dipole
Answer» D. is half of that of dipole

5.	The direction of rotation of a CD is clockwise.
A.	True
B.	False
Answer» C.

6.	A buffer amplifier is a ________
A.	double tuned amplifier
B.	tuned amplifier
C.	high gain DC amplifier
D.	low gain DC amplifier
Answer» D. low gain DC amplifier

7.	What is the commercial channel bandwidth in a frequency modulated system?
A.	150 KHz
B.	250 KHz
C.	500 KHz
D.	900 KHz
Answer» B. 250 KHz

8.	To avoid fading in communication, broad band antenna is used.
A.	True
B.	False
Answer» C.

9.	For getting maximum undistorted transmitted power in a carrier wave, the value of modulation should be _________
A.	1
B.	0.5
C.	0.2
D.	0.8
Answer» B. 0.5

10.	How do we eliminate the ghosts in the picture?
A.	by using a long transmission line
B.	by using a booster
C.	by changing the orientation of antenna
D.	by twisting the transmission line
Answer» D. by twisting the transmission line

11.	In pulse code modulation bandwidth required is low.
A.	True
B.	False
Answer» C.