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Some ADCs are
| |
A. | 1 only [Wrong Answer] |
B. | 1, 3, 4 [Correct Answer] |
C. | 1, 2, 3 [Wrong Answer] |
D. | 1, 5, 6 [Wrong Answer] |
View Answer
Explanation:-
Answer : B Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ TTL circuit with active pull up is preferred because of its suitability for
wired AND operation
bus operated system
wired logic operation
reasonable dissipation and speed of operation
⇒ In the circuit shown below, the outputs Y_{1} and Y_{2} for the given initial condition Y_{1} = Y_{2} = 1 and after four input pulses wil
Y_{1} = 1, Y_{2} = 0
Y_{1} = 0, Y_{2} = 0
Y_{1} = 0, Y_{2} = 1
Y_{1} = 1, Y_{2} = 1
⇒ In a photodiode the current is due to
majority carriers
minority carriers
both majority and minority carriers
either (a) or (b)
⇒ The characteristic polynomial of a system is q(s) = 2s^{5} + s^{4} + 4s^{3} + 2s^{2} + 1. The system is :
stable
marginally stable
unstable
oscillatory
⇒ Tuned voltage amplifiers are not used
radio receivers
public address system
T.V. Receivers
band of freq. selected and amplified
⇒ A direct radiating cone type loudspeaker attenuates :
medium range frequencies
very low frequencies
high frequencies
very low and high frequencies
⇒ In most of instruments, the controlling torque is provided by
fluid fraction
spring
eddy current
either (a) or (c)
⇒ DeMorgan's first theorem is =
A . A = 0
A = A
A + B = A . B
AB = A + B
⇒ When microwave signals follow the curvature of the earth, this is known as
the Faraday effect
ducting
tropospheric scatter
ionospheric reflection
⇒ The resonant frequency of the circuit shown in figure
1/22p Hz
1/2p Hz
1/4p Hz
1/2p Hz
⇒ In commercial FM Broadcasting, A radio station transmitting the signal at 98.3 MHz, it is
carrier frequency
modulation frequency
message frequency
channel frequency
⇒ The enhancement type MOSFET is called a
normally on MOSFET
normally off MOSFET
P-type MOSFET
N-type MOSFET
⇒ A non-linear element has zero resistance.
TRUE
FALSE
⇒ The input impedance of short-circuited line of length l where λ/4 < l < λ/2, is
resistive
inductive
capacitive
none of the above
⇒ As per time displacement theorem in Laplace transformation, displacement in the time domain by T becomes
division by s in the s domain
division by e^{-sT} in the s domain
multiplication by s in the s domain
multiplication by e^{-sT} in the s domain
⇒
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true R is false
A is false R is true
⇒ An engineer designs an amplifier to have a voltage gain of 60, but when constructed it only had a gain of 50. Which of the following will increases from this type of operation?
Stability
Bandwidth
Distortion
Input resistance
⇒ In case of antenna the lower value of Q indicates
higher bandwidth
lower bandwidth
higher distortion
lower distortion
⇒ A two branch tuned circuit has a coil of resistance R and inductance L in one branch and capacitance C in the second branch. If R is increased, the dynamic resistance
decreases
increases
remains constant
may increases or decreases
⇒ Crossover distortion behaviour is characteristic of
class A O/P stage
class B O/P stage
class AB output stage
common pulse O/P state
⇒ Thermal runaway is not possible in FET, because as the temperature of FET increases.
the mobility decreases
the transconductance increases
impedance of the source
power dissipation in the chip
⇒ The maximum theoretical efficiency for class A amplifier is
0.125
0.25
0.5
0.75
⇒ Consider the following as regards cumulative disribution function F(x)
1 and 2 only
1, 2 and 3 only
1, 2, 3 and 4
2 and 4
⇒
A-2, B-3, C-4, D-1
A-1, B-3, C-4, D-2
A-2, B-4, C-3, D-1
A-1, B-4, C-3, D-2
⇒ A compiler converts a high level computer program into machine language program.
TRUE
FALSE
⇒ A noiseless 3 kHz channel can't transmit binary bit at the rate
12000 bps
1000 bps
6000 bps
3000 bps
⇒ The 8085 microprocessor is interrupted while executing MOV instruction at location 0210 H. What is the location at which contents of register E are stored.
054 CH
054 DH
054 EH
054 FH
⇒ If the network in figure (1), (2) are equivalent at terminals A - B, then voltage V and resistance R
100V and 12 Ω
60V and 12 Ω
100V and 30 Ω
60V and 30 Ω
⇒ A failure rate of 0.01 percent in 1000 hours in a memory corresponds to an MTBF of
1000 hours
100000 hours
10 hours
100 hours
⇒ For radiating ultraviolet rays, LEDs use
zinc sulphide
gallium arsenide
gallium phosphide
none of the above
⇒ TTL circuit with active pull up is preferred because of its suitability for
wired AND operation
bus operated system
wired logic operation
reasonable dissipation and speed of operation
⇒ In the circuit shown below, the outputs Y_{1} and Y_{2} for the given initial condition Y_{1} = Y_{2} = 1 and after four input pulses wil
Y_{1} = 1, Y_{2} = 0
Y_{1} = 0, Y_{2} = 0
Y_{1} = 0, Y_{2} = 1
Y_{1} = 1, Y_{2} = 1
⇒ In a photodiode the current is due to
majority carriers
minority carriers
both majority and minority carriers
either (a) or (b)
⇒ The characteristic polynomial of a system is q(s) = 2s^{5} + s^{4} + 4s^{3} + 2s^{2} + 1. The system is :
stable
marginally stable
unstable
oscillatory
⇒ Tuned voltage amplifiers are not used
radio receivers
public address system
T.V. Receivers
band of freq. selected and amplified
⇒ A direct radiating cone type loudspeaker attenuates :
medium range frequencies
very low frequencies
high frequencies
very low and high frequencies
⇒ In most of instruments, the controlling torque is provided by
fluid fraction
spring
eddy current
either (a) or (c)
⇒ DeMorgan's first theorem is =
A . A = 0
A = A
A + B = A . B
AB = A + B
⇒ When microwave signals follow the curvature of the earth, this is known as
the Faraday effect
ducting
tropospheric scatter
ionospheric reflection
⇒ The resonant frequency of the circuit shown in figure
1/22p Hz
1/2p Hz
1/4p Hz
1/2p Hz
⇒ In commercial FM Broadcasting, A radio station transmitting the signal at 98.3 MHz, it is
carrier frequency
modulation frequency
message frequency
channel frequency
⇒ The enhancement type MOSFET is called a
normally on MOSFET
normally off MOSFET
P-type MOSFET
N-type MOSFET
⇒ A non-linear element has zero resistance.
TRUE
FALSE
⇒ The input impedance of short-circuited line of length l where λ/4 < l < λ/2, is
resistive
inductive
capacitive
none of the above
⇒ As per time displacement theorem in Laplace transformation, displacement in the time domain by T becomes
division by s in the s domain
division by e^{-sT} in the s domain
multiplication by s in the s domain
multiplication by e^{-sT} in the s domain
⇒
Assertion (A): Schering bridge is a low voltage bridge.
Reason (R): Schering bridge is very commonly used for measurement of capacitance.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true R is false
A is false R is true
⇒ An engineer designs an amplifier to have a voltage gain of 60, but when constructed it only had a gain of 50. Which of the following will increases from this type of operation?
Stability
Bandwidth
Distortion
Input resistance
⇒ In case of antenna the lower value of Q indicates
higher bandwidth
lower bandwidth
higher distortion
lower distortion
⇒ A two branch tuned circuit has a coil of resistance R and inductance L in one branch and capacitance C in the second branch. If R is increased, the dynamic resistance
decreases
increases
remains constant
may increases or decreases
⇒ Crossover distortion behaviour is characteristic of
class A O/P stage
class B O/P stage
class AB output stage
common pulse O/P state
⇒ Thermal runaway is not possible in FET, because as the temperature of FET increases.
the mobility decreases
the transconductance increases
impedance of the source
power dissipation in the chip
⇒ The maximum theoretical efficiency for class A amplifier is
0.125
0.25
0.5
0.75
⇒ Consider the following as regards cumulative disribution function F(x)
- 0 ≤ F(x) ≤ 1
- F(- ∞) = 0
- F(∞) = 1
- F(x_{1}) ≤ F(x_{2}) If x_{1} < x_{2}
1 and 2 only
1, 2 and 3 only
1, 2, 3 and 4
2 and 4
⇒
Match the following:
List I (Types of N-bit ADC) | List II (Characteristics) | ||
---|---|---|---|
A. | Flash converter | 1. | Integrating Type |
B. | Successive | 2. | Fastest converter approximation |
C. | Counter ramp | 3. | Maximum conversion time = N bits |
D. | Dual slow | 4. | Used a DAC in its feedback path |
A-2, B-3, C-4, D-1
A-1, B-3, C-4, D-2
A-2, B-4, C-3, D-1
A-1, B-4, C-3, D-2
⇒ A compiler converts a high level computer program into machine language program.
TRUE
FALSE
⇒ A noiseless 3 kHz channel can't transmit binary bit at the rate
12000 bps
1000 bps
6000 bps
3000 bps
⇒ The 8085 microprocessor is interrupted while executing MOV instruction at location 0210 H. What is the location at which contents of register E are stored.
054 CH
054 DH
054 EH
054 FH
⇒ If the network in figure (1), (2) are equivalent at terminals A - B, then voltage V and resistance R
100V and 12 Ω
60V and 12 Ω
100V and 30 Ω
60V and 30 Ω
⇒ A failure rate of 0.01 percent in 1000 hours in a memory corresponds to an MTBF of
1000 hours
100000 hours
10 hours
100 hours
⇒ For radiating ultraviolet rays, LEDs use
zinc sulphide
gallium arsenide
gallium phosphide
none of the above