Question is ⇒ The commonly employed filter in SSB generation is, Options are ⇒ (A) high pass filter, (B) RC filter, (C) LC filter, (D) mechanical filter, (E) , Leave your comments or Download question paper.

Question is ⇒ The commonly employed filter in SSB generation is, Options are ⇒ (A) high pass filter, (B) RC filter, (C) LC filter, (D) mechanical filter, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	The commonly employed filter in SSB generation is
A.	high pass filter [Wrong Answer]
B.	RC filter [Wrong Answer]
C.	LC filter [Wrong Answer]
D.	mechanical filter [Correct Answer]
View Answer 1 -3 Explanation:- Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ Top loading in an antenna increases
effective height
beam width
input capacitance
bandwidth

⇒ For an R-C impedance function, the residues at all poles are
real
imaginary
real and positive
positive

⇒ A 256 x 4 EPROM has
8 address pins and 4 data pins
8 address pins and 8 data pins
4 address pins and 8 data pins
4 address pins and 4 data pins

⇒ The main advantage of TDM over FDM is that it
needs less power
needs less bandwidth
needs simple circuitry
gives better S/N ratio

⇒ In force current analogue, mechanical mobility is analogous to
impedance Z
admittance Y
reactance X
conductance G

⇒ A 4 bit transistor register has output voltage of high-low-high-low. The binary number stored and its decimal equivalent are
0101 and 5
0101 and 10
1010 and 5
1010 and 10

⇒ Which of the following statements about the matched filter in a communication receiver are correct?

Its impulse response depends on the signed shape
It maximizes the SNR at the detection shape.
It produces ISI.
It may produce phase error if synchronization is improper.

Select the correct answer from the codes given below:
1 and 4 only
1 and 2 only
2, 3 and 4
1, 2 and 4

⇒ If the bandwidth is increased by 2, the γ_FM γ_AM (where γ is the ratio of SNR of output to SNR at input, FM is frequency modulation and AM is amplitude modulation) is increased by a factor of
2
3
4
6

⇒ In a digital circuit, a clock is a
crystal type
multivibrator
flip-flop
free running multivibrator

⇒ In a transistor amplifier, the reverse saturation current I_CO
Doubles for every 10°C rise in temperature
Doubles for every 20°C rise in temperature
Increase 100°C with temperature
Doubles for every 5°C rise in temperature

⇒ A single phase half wave rectifier is feeding a resistive load. As firing angle is increased
dc output voltage and rms output voltage decrease in the same proportion
dc output voltage and rms output voltage decrease
dc output voltage and rms output voltage increase
dc output voltage and rms output voltage increase in the same proportion

⇒ Which component is allowed to pass through it by a choke filter?
Dc
Ac
Both dc and ac
Only high frequency ac

⇒ Zero mean Gaussian noise of variance N is applied to a half wave rectifier. The mean squared value of the rectified output will be
0
N/2
N/2
N

⇒ Two meters X and Y require 40 mA and 50 mA for full scale deflection. Then
X is more sensitive
Y is more sensitive
both are equally sensitive
it is not possible to determine from given data

⇒ In a broadcast superheterodynes receiver having no RF amplifier, the loaded Q of the antenna coupling circuit is 100. If the intermediate frequency is 455 kHz. The image frequency at 25 MHz will be
24.09 MHz
24.54 MHz
25.45 MHz
25.91 MHz

⇒ The factor n in the equation for calculating current for a silicon diode is
1
2
2.5
2 for low levels of current and 1 for high levels of current

⇒ A thyristor has maximum allowable junction temperature of 110° C and the ambient temperature is 40°C, If the maximum internal power dissipation is 50 W, the thermal resistance is
2° C/W
1.4° C/W
0.7°C/W
2.2° C/W

⇒ For the transmission of normal speech, the PCM channel needs a bandwidth of __________ kHz.
2
4
16
32

⇒ Read the following statements about files in Pascal

A file can grow or shrink dynamically.
A file which consists of only characters is called text file.
Text files may be read and written using standard Pascal READ and WRITE procedures.
Every file must have a beginning but may or may not have an end.

Which of the above are correct?
All
1, 2, 3 only
2, 3, 4 only
1, 2 and 4 only

⇒ In a rectangular waveguide Z_TE . Z_TM is
η₀²
1
1/ η₀²
η₀

⇒ Leak type bias is used in a plate-modulated class C amplifier to
prevent tuned circuit damping
prevent over modulation
increase the bandwidth
prevent excessive grid current

⇒ Which of the following is true in a tape recorder?
Vow is due to variation in motor speed but flutter is due to some other reason
Both vow and flutter are due to variations in motor speed
Flutter is due to variation in motor speed but vow is due to some other reason
Neither vow nor flutter is due to variation in motor speed

⇒ Auto correlation function
is an even function of t
is an odd function of t
may be an even or odd function of t
is both an odd and even function of t

⇒

Assertion (A): Electromagnetic waves in free space spread uniformly in all directions from a point source

Reason (R): Free space has no interference or obstacles.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is correct but R is wrong
A is wrong but R is correct

⇒

Match the following:

	List I (type of controller)		List II (Operation)
A.	Pneumatic controller	1.	Flexible operation
B.	Hydraulic controller	2.	High torque high speed operation
C.	Electronic controller	3.	Fire and explosion proof operation

A-1, B-3, C-2
A-1, B-2, C-3
A-3, B-1, C-2
A-3, B-2, C-1

⇒ The Nyquist plo
will start from (ω = ∞) in the first quadrant and will terminate (ω = 0) in the second quadrant
will start from (ω = ∞) in the fourth quadrant and will terminate (ω = 0) in the second quadrant
will start form (ω = ∞) in the second quadrant and will terminate (ω = 0) in the fourth quadrant
will start from (ω = ∞) in the first quadrant and will terminate (ω = 0) in the fourth quadrant

⇒ Which one of the following is correct?
RAM is a volatile memory but ROM is non-volatile memory
RAM is non-volatile memory but ROM is volatile memory
Both ROM and RAM are volatile but in ROM data is not lost when power is switched off
Both ROM and RAM are non-volatile but in RAM data is lost when power is switched off

⇒ ICs are
analog
digital
both analog and digital
mostly analog

⇒ In a bistable multivibrator, commutating capacitors are used to
increase the base storage charge
provide ac coupling
increase the speed of response
alter the frequency of the output

⇒ Which of the following exhibits negative resistance in a portion of its characteristics?
Tunnel diode
Zener diode
JFET
MOSFET and tunnel diode