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Q1. | A machine cycle has one clock cycle. |

A. | TRUE [Wrong Answer] |

B. | FALSE [Correct Answer] |

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**Also Read Similar Questions Below :**

⇒ In which mode of circular waveguide does the attenuation continuously decrease as frequency is increased?

TE

_{01}

TE

_{11}

TE

_{05}

TE

_{21}

⇒ The amplitude of a pair of composite sinusoidal signal

*y*(

*n*) =

*x*

_{1}(

*n*) +

*x*

_{2}(

*n*) with

*x*

_{1}(

*n*) = sin (5p

*n*)

*x*

_{2}(

*n*) = 3 sin (5p

*n*) is __________ .

2

3

4

1

⇒ Subroutines are used in larger programs not

to increase the programming case

to reduce storage equipment

to reduce program extension time

for ease of program testing at the program development time

⇒ Q of a coil

- increases with Q increasing frequency
- varies linearly with frequency
- increase with increasing frequency because R increases at high frequency
- decrease after the peak frequency because R increases at H.F. the correct statements are

A, B

C, D

A, C

B, D

⇒ A bulb rated at 60 W, 120 V is used for 30 minutes. The charge associated with this operation is

3600 C

900 C

7200 C

600 C

⇒ Which of the following 8 bit microprocessors has maximum addressing modes?

8085

Z 80

6800

6809

⇒ Which of the following is not considered as a useful quantity in comparing noise performance of receivers?

Noise temperature

Noise figure

Noise resistance

Input noise voltage

⇒ 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

⇒ At millimeter wavelength the favoured mode in circular wave guide is

TE

_{01}

TE

_{11}

TE

_{20}

TE

_{21 }

⇒ In a microwave resistor the wall thickness is made as small as possible to

have high value of R

have low value of R

minimize capacitive effect

reduce inductance

⇒ Which of the following is not a transducer in true sense?

Thermocouple

Piezo electric

Photo electric cell

LCD

⇒ One XOR gate can work as

one bit magnitude comparator

two bit magnitude comparator

either (a) or (b)

neither (a) nor (b)

⇒ When a ferromagnetic substance is magnetised, there are small changes in its dimensions. This phenomenon is called

hysteresis

magnetostriction

diamagnetism

bipolar relaxation

⇒ Consider the Schmitt trigger circuit shown below. A triangular wave which goes from - 12 V to 12 V is applied to the inverting input of the op-amp. Assume that the output of the op-amp moves from +15 V to -15 V. The voltage at the non-inverting switches bet

-12 V and +12 V

-7.5 V and +7.5 V

-5 V and +5 V

0 V and 5 V

⇒ For AB + A C + BC = AB + A C the dual form is

(A + B) (A + C)(B + C) = (A + B)(A + C)

(A + B ) (A + C)(B + C) = (A + B)(A + C)

(A + B) (A + C) (B + C) = (A + B) (A + C)

none of the above

⇒ Consider the following galvanometers

- D'Arsonval
- Ballistic
- Vibration

1 and 2 only

1, 2 and 3

2 and 3 only

1 and 3 only

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

a Laplace transform pair

a Fourier transform pair

either (a) or (b)

neither (a) nor (b)

⇒ Gain of an antenna with a circular aperture of diameter 4 meter at frequency of 10 GHz, with directivity 60

60

100

30

90

⇒ The input impedance for folded dipole antenna (two half dipole) is

73

*n*

^{2}

377

*n*

^{2}

73

*n*

377

*n*

⇒ Bandwidth for practical PCM system is (where

*n*is no. of channels, N length of PCM codes)

2

*n*N

*f*Hz

_{m}4

*n*

*f*Hz

_{m}2

*n*

*f*

_{m}(N + 1)

*f*

_{m}⇒ Harmonic distortion in CB amplifier may be least when the load resistance is

negligible

very low

very high

infinite

⇒ Analysis of EM wave in waveguide based on

circuit theory

field theory

optical theory

both (a) and (b)

⇒ A half adder can be used only for adding

1 s

2 s

4 s

8 s

⇒ The realization of the term Ks yields

a resistance of value K ohms

a capacitances of value K farads

an inductance of value k farads

either (b) or (c)

⇒ A buffer is

always non-inverting

always inverting

inverting or non-inverting

none of the above

⇒ The current through a resistance

*R*is shown in figure. The computed value of power

400 ± 0.42 W

400 ± 4.6 W

400 ± 8.85 W

400 ± 10.65 W

⇒ A 50 Hz current has an amplitude of 10 A. The rate of change of current at

*t*= 0.005 after

*i*= 0 and is increasing is

2221.44 A/s

0

- 2221.44 A/s

- 3141.6 A/s

⇒ Which one of the following is also called 'rat race'?

E plane tee

H plane tee

Magic tee

Hybrid ring

⇒ In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as

transmission efficiency

front to back ratio

loss coefficient

none of the above

⇒ In figure, the function of resistor

to reduce ripples in the output

to improve voltage regulation

to limit the surge current

either (a) or (c)