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Q1. | If zeros at infinity are included in the count, the number of zeros of G(s) H(s) is |

A. | equal to number of poles [Correct Answer] |

B. | one more than the number of poles [Wrong Answer] |

C. | one less than the number of poles [Wrong Answer] |

D. | none of the above [Wrong Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ Consider the following; for a loss-less transmission line we can write,

- Z
_{in}= -*jz*_{0}for a shorted line with*l*= λ/8 - Z
_{in}= ±*j*∞ for a shorted line with*l*= λ/4 - Z
_{in}=*jz*_{0}for an open line with*l*= λ/2 - Z
_{in}= 0 for a matched line of any length

1, 2

2, 3

1, 3

2, 4

⇒ A full adder is to be implemented using half adders and OR gates. A 4 bit parallel adder without any initial carry requires

8 half adders and 4 OR gates

8 half adders and 3 OR gates

7 half adders and 3 OR gates

7 half adders and 4 OR gates

⇒ VSWR = E

*/E*

_{max}*.*

_{min}TRUE

FALSE

⇒ SHF range is

30 - 300 MHz

300 - 3000 MHz

3000 - 30000 MHz

30000 - 300000 MHz

⇒ Two voltages are 50 ∠0 V and 75 ∠ - 60° V. The sum of these voltages is

109 ∠ - 60° V

109 ∠ - 25° V

109 ∠ - 36.6° V

100 ∠ - 50.1° V

⇒ While obtaining minimal SOP expression

all do not care terms are ignored

all do not care terms are treated as 1

all do not care terms are treated as 0

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⇒ In a CE amplifier the ac cut off voltage is 9 V and slope of ac load line is - 0.5 mA/V. The ac saturation current is

9 mA

4.5 mA

3 mA

18 mA

⇒ A 3 phase semiconverter when supplying a certain load has a rectification efficiency of 0.6 and transformer utilisation factor of 0.35. When a 3 phase full converter is supplying the same load

rectification efficiency will be more than 0.6 and TUF will be more than 0.35

rectification efficiency will be more than 0.6 but TUF will be less than 0.35

rectification efficiency will be less than 0.6 and TUF will be less than 0.35

rectification efficiency will be less than 0.6 but TUF will be more than 0.35

⇒ The instrument used to check insulation of household wiring is

megger

ohmmeter

multimeter

high resistance voltmeter

⇒ Which are the pending interrupts?

5.5

6.5

7.5

None

⇒ For real values of

*x*, the minimum value of the function

*f*(

*x*) exp (

*x*) + exp (-

*x*) is

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⇒ Which statement is correct?

BJT and MOSFET are current controlled devices

BJT is voltage controlled and MOSFET is current controlled device

BJT and MOSFET are voltage controlled devices

BJT is current controlled and MOSFET is voltage controlled device

⇒ Which of the following is best excited from a waveguide?

Discone

Helical

Biconical

Horn

⇒ In the amplifier circuit figure the quiescent point voltage and current

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12 V, 2 mA

10 V, 2 mA

10 V, 5 mA

⇒ If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is

a larger floating point number

a smaller floating point number

either (a) or (b) depending on the actual number

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⇒ Half power point directions for broadside is

60°

30°

45°

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⇒ The value of 2

^{5}in octal system is

40

20

100

200

⇒ Following state diagram shows clocked sequential circ

6

7

5

4

⇒ A loss less line of characteristic impedance Z

_{0}is terminated in pure reactance of -

*j*

*Z*

_{0}value. VSWR is

10

2

1

infinity

⇒

**Assertion (A):** A synchro control transformer has nearly constant impedance across its rotor terminals.

**Reason (R):** Rotor of a synchro control transformer is cylindrical so as to give uniform flux distribution.

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

⇒ Shaft encoder is used to measure

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linear position

linear velocity

linear acceleration

⇒ In the spectrum of an FM wave

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carrier frequency cannot disappear

amplitude of any side band depends on modulation index

the total number of side bands depend on modulation index

⇒ In the human eye, an image persists for a time of about

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0.1 second

0.05 second

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⇒ Which of the following directives in 8085 causes one byte to be reserved in the memory?

D S

D B

D W

E Q U

⇒ The problem associated with tuned-radio frequency receiver is

instability

insufficient adjacent frequency rejection

bandwidth variation

all of the above

⇒ The stationary process has

all the statistical Properties dependent on time.

all the statistical Properties independent of time.

aime average is equal to ensemble average.

zero variance.

⇒ A short grounded vertical antenna has a length L which is 0.05λ at frequency

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R/2Ω

RΩ

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4RΩ

⇒ Which of the following configuration has low thermal stability?

CB

CC

CE

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⇒ When time constant T in any factor is varied, the shapes of log magnitude and phase angle curves remain the same.

TRUE

FALSE

⇒ Complex pole in z-plane is as shown below. This is the pole diagram for ________

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Growing non sinusoidal sequence