Question is ⇒ It is desired to clean up ragged looking pulsed that have been distorted during transmission from one place to another, which of the following device will be appropriate?, Options are ⇒ (A) Multiplexer, (B) D/A converter, (C) JK flip-flop, (D) Schmitt trigger, (E) , Leave your comments or Download question paper.

Question is ⇒ It is desired to clean up ragged looking pulsed that have been distorted during transmission from one place to another, which of the following device will be appropriate?, Options are ⇒ (A) Multiplexer, (B) D/A converter, (C) JK flip-flop, (D) Schmitt trigger, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	It is desired to clean up ragged looking pulsed that have been distorted during transmission from one place to another, which of the following device will be appropriate?
A.	Multiplexer [Wrong Answer]
B.	D/A converter [Wrong Answer]
C.	JK flip-flop [Wrong Answer]
D.	Schmitt trigger [Correct Answer]
View Answer 2 -1 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 :

⇒ Which antenna is frequently used for local area transmission at UHF/VHF?
Ground monopole
Turnstile antenna
Slot antenna
Loop antenna

⇒ The common-drain amplifier, better known as the source follower, has a voltage gain __________ and the output signal is __________ with the input signal.
approaching unity, in phase
approaching unity, out of phase
is very high, in phase
is very high, in reverse phase

⇒ In a modified series inverter with two inductors and two capacitors, the load current
has 2 parallel paths
has only one parallel path
can have three parallel paths
has four parallel paths

⇒ A diode detector load consists of 0.01 μF capacitor in parallel with a 5 k ohms resistor. The maximum depth of modulation without diagonal clipping at modulating frequency of 1000 Hz and 10 kHz is
0.76, 0.24
0.95, 0.3
0.24, 0.76
0.3, 0.95

⇒ In CE amplifier circuit, voltage gain is directly proportional to
β
collector supply voltage
base resistance
none of the above

⇒ A short circuited stub is preferred to an open circuited stub because an open circuited stub
is more difficult to fabricate and construct
is made of transmission line of different Z₀
is liable to radiate
is incapable of giving full range of reactance

⇒ An instruction using immediate addressing mode in 8085 is
2 bytes long
3 bytes long
2 or 3 bytes long
1 or 2 or 3 bytes long

⇒ Which statement is incorrect for parallel resonance?
P.f. is 1
Y is minimum
B is zero
Z is minimum

⇒ BCD numbers are useful whenever
binary to hexadecimal conversion is desired
binary to BCD conversion is desired
decimal information is transferred into or out of a digital system
none of the above

⇒ A standard cell of 1.0185 V is used with a slide wire potentiometer. The balance was obtained at 60 cm. When an unknown emf was connected, the balance was obtained at 82 cm. The magnitude of unknown emf is
1.39 V
0.75 V
13.9 V
7.45 V

⇒ Which one is not a valid subscripted variable?
KET(2^* J, 3^* 1 - 4)
MET(J + 2, K - 4)
A (2 I)
VEL(I)

⇒ In intrinsic semiconductor, the fermi level
lies at the centre of forbidden energy gap
is near the conduction band
is near the valence band
may be anywhere in the forbidden energy gap

⇒ For maximum transfer of power, internal resistance of the source should be
equal to load resistance
less than the load resistance
greater than the load resistance
none of the above

⇒ The number of electrons in motion at the instant of positive peak of a symmetrical ac wave is the same as that at the instant of negative peak.
TRUE
FALSE

⇒

Assertion (A): Most of actual systems are non-linear.

Reason (R): Non linearity may be due to saturation, dead zone, square law etc.

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
R is correct but A is wrong

⇒ To ensure that only dominant TE₁₀ mode propagates in a rectangular waveguide, the operating frequency
must be more than cutoff frequency of TE₁₀ mode
must be less than cutoff frequency of TE₂₀ mode
must be more than cutoff frequency of TE₁₀ mode and less than cutoff frequency of TE₂₀ mode
must be less than cutoff frequency of TE₁₀ mode

⇒ A resistor of 10 kΩ has an rms noise voltage of 1 mV under a certain set of conditions. A resistor of 20 kΩ under the same conditions will have an rms noise voltage of
1 mV
2 mV
1.414 mV
4 mV

⇒ The input resistance of FET in the low frequency small signal operation is
infinitely high
around 1 kΩ
around 50 Ω
very small

⇒ Consider the following statements

Thermistor is more sensitive than platinum resistance thermometer
The resistance of thermistor is solely a function of its absolute temperature whether the source of heat is external or internal
Thermistor has linear temperature-resistance relationship
Thermistor has linear negative temperature coefficient

Of the Statements, the correct statements are
1 and 2
3 and 4
1, 2, 3, 4
1, 2 and 4

⇒ In intrinsic semiconductor the increase in conductivity per degree increase in temperature is about
0.02
0.06
0.15
0.25

⇒ Which of the following elements act as donor impurities?

Gold
Phosphorus
Boron
Antimony
Arsenic
Indium

Select the correct answer using the codes given below:
1, 2, 3
1, 2, 4, 6
3, 4, 5, 6
1, 4, 5

⇒ A network has two branches in parallel. One branch contains impedance Z₁ and the other branch has impedance Z₂. If it is fed from an ac voltage V of frequency f, the current through Z₁ depends, on
V, Z₁, Z₂
V, Z₁
Z₁, Z₂
V, Z₁, f

⇒ A first order system will never be able to give a __________ response

band stop
band pass
all pass

Choose the correct option
1, 2, 3 true
1 and 3 true, 2 false
1, 2 are true 3 is false
1, 2 are false, 3 is true

⇒ Which statement is incorrect for the signal x(t) = 5 sin (2p x 10³t) sin (2p x 10⁶t)?
Upper side band frequency is 1001000
Carrier amplitude is 5
Lower sideband frequency is 990000
x(t) is DSB-SC

⇒ CC circuit is suitable for impedance matching.
TRUE
FALSE

⇒ Modified Mc Murray full bridge inverter uses
4 thyristors and 2 diodes
4 thyristors and 4 diodes
8 thyristors and 4 diodes
8 thyristors and 8 diodes

⇒ A transistor with a = 0.9 and I_CBO = 10 μA is biased so that I_BQ = 90 μA. Then I_EQ will be
5.15 mA
5.2 mA
5 mA
990 mA

⇒ If the frequency is less than the damped frequency in a series- inverter
the distortion of output voltage waveform is low
the distortion of output voltage waveform is high
the distortion of output voltage may be high or low depending on the load impedance
none of the above

⇒ Let the initial contents of ACC and CY in 8085 be

CY = 1
ACC = 10000001

After the instruction RAL is executed twice the contents of CY and ACC respectively will be
1 and 00000011
0 and 00000111
1 and 00000111
0 and 00000011

⇒ The number of switching functions of 3 variables are
3
8
16
32