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Q1. | Which of the following operations will give the result 2 in C? |

A. | 42857 [Correct Answer] |

B. | 4.0 / 2 [Wrong Answer] |

C. | 4.0 / 2.0 [Wrong Answer] |

D. | 4 / 2.0 [Wrong Answer] |

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

⇒ In TE

_{10 }mode the largest electric field in a rectangular wave guide, occurs

along centre line of broad wall (

*i*.

*e*.

*x*=

*a*/2)

along the broad wall (

*i*.

*e*.

*x*= 0 and

*x*=

*a*)

either (a) or (b)

neither (a) nor (b)

⇒ It is desired to evaluate the expression

`F = B * COS (Y) + C * SQR (COS (Y) + A * COS (Y) * COS (Y) * COS (Y)`

`F = B * COS (Y) + C * SQR [COS (Y)] + A * COS (Y) * SQR [COS (Y)]`

`F = B * COS (Y) + C * COS(Y) * COS (Y) + A * COS (Y) * COS (Y) * COS (Y)`

` X = COS(Y)`

⇒ For a P-N junction diode, the current in reverse bias may be

few amperes

between 0.5 A and 1 A

few milliamperes

few micro or nanoamperes

⇒ The number of branches of root locus plot is equal to

the number of roots of characteristic equation

double the number of roots of characteristic equation

the number of roots of characteristic equation minus one

the number of roots of characteristic equation plus one

⇒ The frequency at which phase angle is 180° is called

phase crossover frequency

stability limit frequency

frequency of limited stability

gain margin frequency

⇒ If we need a device to shut off a few ampere current in a few nano seconds, the proper devices is

VMOS

CMOS

BJT

UJT

⇒ **Assertion (A):** A dc stabilizer has constant output voltage irrespective of variations in input voltage and load current

**Reason (R):** A dc series regulator uses a zener diode across the load to stabilize the output voltage.

Both A and R are correct and R is correct explanation for A

Both A and R are correct but R is not correct explanation for A

A is correct R is wrong

A is wrong R is correct

⇒ A network is said to be two port network if there is - no independent source in the network
- no dependent source in the network
- non-linear component in the circuit
- no external connection exist between I/P and 0/P

1, 2, 3

3, 4, 2

1, 3, 4

4, 3, 1, 2

⇒ If a sound wave has a frequency of 50 Hz, the wavelength is

66 m

6.6 m

0.66 m

0.066 m

⇒ The poles and zeros of a positive real functions are real or occur in conjugate pair.

TRUE

FALSE

⇒ Which is correct with respect to computer memory?

Only a particular address can have a particular memory

Any address can have any memory

To read a word from computer memory, it is not necessary to specify a location

None of the above

⇒ The disturbance from adjacent power lines is known as

cross talk

cross fire

inductive disturbance

none of the above

⇒ Match the following:

List I List II A. RF amplifier 1. Amplifier received carrier and sidebands B. Loudspeaker 2. Gives acoustic output C. Demodulator 3. Has IF input and AF output D. IF amplifier 4. Fixed-tuned to intermediate frequency

A-1, B-2, C-3, D-4

A-2, B-1, C-3, D-4

A-3, B-4, C-1, D-2

A-1, B-4, C-3, D-2

⇒ The circuit of figur

Precision integrator

Hartley oscillator

Butterworth high pass filter

Wien bridge oscillator

⇒ In which of the following 8085 instructions is the `CY`

flag complemented?

`CMA`

`CMC`

`STC`

`RRC`

⇒ The noise figure of klystron amplifier is about

25 dB

3 dB

zero

1 dB

⇒ In a specimen of cast iron, a field strength of 400 AT/m cause a flux density of 0.6 T. In a specimen of silicon steel, the same value of H would cause B to be

0.6 T

more than 0.6 T

less than 0.6 T

0.6 T or less than 0.6 T

⇒ In which of the following devices can the operation be visualised in terms of a series feedback loops?

TWT

Reflex klystron

Klystron amplifier

Backward wave oscillator

⇒ In the circuit shown, all the transmission line sections are lossless. The Voltage Standing Wave Ration (VSWR) on the 60W lin

1

1.64

2.5

3

⇒ In 8085 microprocessor, if instruction RST is written in a program then the program will jump to location

0020 H

0024 H

0028 H

002 CH

⇒ The transfer function of transportation lag is

G(*j*ω) = *e*^{jωT }

G(*j*ω) = *e*^{-jωT }

G(*j*ω) = (1 + *j*ωT)

G(*j*ω) = (1 - *j*ωT)

⇒ A JFET operates in ohmic region when

V_{GS} = 0

V_{GS} is less than pinch off voltage

V_{GS} = is Positive

V_{GS} = V_{DS}

⇒ The ac motor used in servo applications is

single phase induction motor

two phase induction motor

3 phase induction motor

synchronous motor

⇒ Frequency domain of a periodic triangular function is a

discrete sinc function

continuous sampling function

discrete sampling function

continuous sampling square function

⇒ At any point on the *v*-*i* characteristics of a semiconductor diode, the slope of *v*-*i* characteristics is called

resistance of diode

conductance of diode

incremental resistance of diode

incremental conductance of diode

⇒ The amplitude modulated wave is given by __________ *e* = 25(1 + 0.7 cos 5000*t* - 0.3 cos 1000*t*) x sin 5 x 10^{6}*t* The amplitude of carrier and sideband frequencies in magnitudes are

25, 0.7, 0.3

25, 0.7, - 0.3

24, 17.5, 7.5

25, 8.75, 3.75

⇒ Which junction has least junction capacitance?

Alloy

Grown

Diffused

Point contact

⇒ The command ^C in MS WORD

copies the text in clip board

copies the text in secondary storage device

copies the text in file

None of the above

⇒ If the target cross-section is changing, the best scanning system for accurate tracking is

lobe switching

monopulse

sequential lobing

conical scanning

⇒ Which of the following is a microwave source with a 'cross-field' structure?

Double cavity klystron

Reflex klystron

Magnetron

Travelling wave tube

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