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Q1. | The logic circuit given below converts a binary code y_{1} y_{2}, y_{3} |

A. | Excess - 3 code [Wrong Answer] |

B. | Gray code [Wrong Answer] |

C. | BCD code [Correct Answer] |

D. | Hamming [Wrong Answer] |

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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 :**

⇒ Two phasors having rms values V

_{1}and V

_{2}which are added to give a phasor having rms value V

_{3}. V

_{3}is maximum if phase angle between V

_{1}and V

_{2}is

90°

180°

270°

360°

⇒ A constant

*k*band pass filter has a pass band from 100 to 400 Hz. The resonant frequency of series and shunt arms is

3000 Hz

2500 Hz

2000 Hz

1500 Hz

⇒ In common base connection, the output characteristics of a bipolar junction transistor is drawn between

I

_{C}and V

_{CB}

I

_{C}and V

_{CE}

I

_{E}and V

_{CB}

I

_{E}and V

_{CE}

⇒ Which SNR denotes excellent picture quality in TV?

50 dB

30 dB

15 dB

5 dB

⇒ The most important set of specifications of transformer oil includes

dielectric strength and viscosity

dielectric strength and flash point

flash point and viscosity

dielectric strength, flash point and viscosity

⇒ A function Z(

*s*) has zero at infinity if

the degree of numerator and denominator are equal

the numerator of Z(

*s*) is one degree higher than denominator

the denominator of Z(

*s*) is one degree higher than numerator

the degree of numerator and denominator are either equal or differ by one

⇒ It is required to increase the maximum range of a radar by a factor of two. The peak power transmitted in the radar system has to be increased by a factor of

2

4

8

16

⇒ A 16-megabit dynamic random access memory (DRAM) is an integrated circuit capable of storing __________ characters (bytes).

1048567

16 x 1024 x 10

^{6}

16 x 10

^{6}

2.1 x lo

^{6}

⇒ Pick the odd-one out

Hartley Oscillator

Colpitt oscillator

Clapp oscillator

Weinbridge oscillator

⇒ The power in the signal

*s*(

*t*) = 8 cos (20 p - p/2) + 4 sin (15 p

*t*) is

40

41

42

82

⇒ A single phase half wave rectifier is feeding a resistive load. As firing angle is increased

dc output voltage and rms output voltage decrease in the same proportion

dc output voltage and rms output voltage decrease

dc output voltage and rms output voltage increase

dc output voltage and rms output voltage increase in the same proportion

⇒ The maximum percent overshoot with maximum value of first overshoot as 3.5 V and steady state value as 2.575 V is

0.3592

0.2643

0.5761

0.1524

⇒ The capacitance of a capacitor is not affected by

area of plates

thickness of plates

∈

_{r}

distance between plates

⇒ An

*n*channel depletion type MOSFET has

lightly doped

*p*substrate and highly doped

*n*source and drain

highly doped

*p*substrate and highly doped

*n*source and drain

highly doped

*p*substrate and lightly doped

*n*source and drain

lightly doped

*n*substrate and highly doped

*n*source and drain

⇒ In the graphical analysis of CE amplifier circuit, the intersection of base current and dc load line is called

saturation point

cut off point

Q point

operating point

⇒ 8 bit data can have 256 numbers ranging from 00000000 to 111 111 11.

TRUE

FALSE

⇒ Two sinusoidal signals of equal amplitude and frequency are applied to X and Y plate of CRO respectively. The observed Lissajous pattern is a straight line. The phase shift between signals is

zero

90°

either zero or 180°

either 90° or 270°

⇒ In FORTRAN 77 the total number of characters in a variable can be a maximum of

6

1

8

9

⇒ Plug and play is a hardware specification.

TRUE

FALSE

⇒ Which of the following codes provides parity checks?

CCITT-2

EBCDIC

ASCII

Baudot

⇒ A moving coil meter has a resistance of 50 ohms and a full scale deflection current of 20 mA. To convert it into a voltmeter of 0-100 V range, the series resistance should be

5000 Ω

5050 Ω

4950 Ω

505 Ω

⇒ The skip distance does not depends upon

the power transmitted

type of wave propagation

angle of beaming of the wave

frequency of the signal transmitted

⇒ Nichrome is used for

overhead line wires

heater coils

lamp filaments

all of the above

⇒ A communication satellite is a repeater between

a transmitting station and a receiving station

a transmitting station and many receiving station

many transmitting station and many receiving station

none

⇒

Match the following:

List I (Binary) | List II (Hexadecimal) | ||
---|---|---|---|

A. | 10101010 | 1. | FF |

B. | 11111111 | 2. | 88 |

C. | 10001000 | 3. | 92 |

D. | 10010010 | 4. | AA |

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

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

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

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

⇒ Household tape recorders use

separate motor for each operation

only one motor for all operations

one motor for capstan and another for take up reel

a total of 3 motors

⇒ Rochelle salt is a ferroelectric material.

TRUE

FALSE

⇒

*V*

_{L}= 100 cos (10

*t*+ 30&d

116.57 sin (10

*t*- 29°) V

116.57 sin (10

*t*+ 29°) V

117.00 sin (10

*t*- 29°) V

117.00 sin (10

*t*+ 29°) V

⇒ The drift velocity of electrons is

very small as compared to speed of light

equal to speed of light

almost equal to speed of light

half the speed of light

⇒ Frequency range for satellite communication is

1 kHz to 100 kHz

100 kHz to 10 MHz

10 MHz to 100 MHz

1 GHz to 30 GHz