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Q1. | In a reactance function |

A. | all poles are simple [Wrong Answer] |

B. | all poles and zeros are simple [Wrong Answer] |

C. | all poles and zeros are simple and lie on jω axis only [Correct Answer] |

D. | all poles and zeros lie on negative real axis [Wrong Answer] |

View Answer
Explanation:-
Answer : CDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ Which of the following has highest conductivity?

Silver

Aluminium

Tungsten

Platinum

⇒ Which antenna is a wideband antenna?

Hertz antenna

Marconi antenna

Folded dipole

None of the above

⇒ The relative permeability is taken as unity for which of the following?

Air

Cobalt

Vacuum

Bismuth

⇒ The circuit whose properties are same in either direction is known as

unilateral circuit

bilateral circuit

irreversible circuit

reversible circuit

⇒ In a homogeneous magnetic field H of a solenoid, the core carries a magnetic dipole moment M per unit volume equal to

μ

_{0}H

μ

_{r}H

(μ

_{r}- 1) H

μ

_{o}μ

_{r}H

⇒ The following components are used to measure power output of a 2 kW TWT amplifier

- TWT
- Low pass/High pass filter
- Low power 20 dB attenuator
- 40 dB directional coupler with matched load
- Power meter.

1, 4, 2, 3, 5

1, 3, 4, 2, 5

1, 2, 4, 3, 5

1, 4, 3, 2, 5

⇒ In a CE amplifier circuit the dc voltage between emitter and ground

is always zero

cannot be zero

may or may not be zero

is negative

⇒ Which one of the following circuits is used for converting a sine wave into a square wave?

Astable multivibration

Monostable multivibration

Bistable multivibration

Schmitt trigger

⇒ Poynting vector is associated with

flux in magnetic field

power flow in electrostatic field

current in electrostatic field

charge in electrostatic field

⇒ In a pure capacitive circuit if the supply frequency is reduced to 1/2, the current will

be reduced by half

be doubled

be four times as high

be reduced to one fourth

⇒ The current flowing in a certain P-N junction at room temperature is 2 x 10

^{-7}Amp. When a large reverse biased voltage is applied. Calculate the current flowing when 0.1 volts is applied.

9 μA

10 μA

2 μA

4 μA

⇒ Reciprocity theorem is applicable to

circuits with one source

circuits with only one independent source

circuits with any number of sources

circuits with any number of independent sources

⇒ A linear time-invariant, causal continuous time system has a rational transfer function with simple poles at

*s*= - 2 and

*s*= - 4, and one simple zero at

*s*= - 1. A unit step

*u*(

*t*) is applied at the input of the system. At steady state, the output has constant value of 1. The impulse response of this system is

[exp (- 2

*t*) + exp (-4

*t*)]

*u*(

*t*)

[-4 exp (- 2

*t*) + 12 exp (-4

*t*) - exp (-

*t*)]

*u*(

*t*)

[-4 exp (- 2

*t*) + 12 exp (-4

*t*)]

*u*(

*t*)

[-0.5 exp (- 2

*t*) + 1.5 exp (-4

*t*)]

*u*(

*t*)

⇒ In a differential amplifier, CMRR can be improved by using an increased

emitter resistance

collector resistance

power supply voltages

source resistance

⇒ For an insulating material, dielectric strength and dielectric loss should be respectively

high and high

low and high

high and low

low and low

⇒ For real and odd signals, the Fourier series coefficient

*a*is __________ .

_{k}purely imaginary and even

purely real and even

purely imaginary and odd

purely real and odd

⇒ In a loss less line the propagation constant is equal to

*j*ωLC

LC

*j*ωLC

LC

⇒ A number of impulses spaced fron one another form an impulse train.

TRUE

FALSE

⇒ 1's complement of 11100110 is

11001

10000001

11010

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⇒ Which converters uses integrating op-amp?

Parallel A/D converter

Single slope A/D converter

Dual slope A/D converter

Both (b) and (c)

⇒ Silicon and germanium are elements in the

second column of periodic table

third column of periodic table

fourth column of periodic table

fifth column of periodic table

⇒ For a periodic waveform, the power spectral density and correlation function form

a Laplace transform pair

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either (a) or (b)

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TRUE

FALSE

⇒ Which one of the following blocks is not common in both AM and FM receivers?

RF amplifier

Mixer

IF amplifier

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⇒ The number of days when Earth's shadow falls on a geosynchronous satellite is

88

277

5

10

⇒ What does the instruction

`'PCHL'`

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Double the contents of register pair H L

Shift the contents of register pair H L by one bit to the right

Shift the contents of register pair H L by one bit to left

⇒ AGC voltage is applied to the stages which are

before the detector stage

after the detector stage

either before or after the detector stage

none of the above

⇒ The intrinsic resistivity of silicon at 300 K is about

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400 Ω-cm

10000 Ω-cm

230000 Ω-cm

⇒ How many and which types of machine cycles are needed to execute PUSH PSW by 8085 microprocessor?

2, Fetch and memory write

3, Fetch and memory write

3, Fetch and memory read

3, Fetch and memory read and memory write

⇒ Which converter is used in HVDC transmission?

3 pulse

6 pulse

12 pulse

24 pulse