Users Also Read

MCQ's Search Engine

Electrical Engineering

Mechanical Engineering

Civil Engineering

Automobile Engineering

Chemical Engineering

Computer Engineering

Electronics Engineering

Medical Science Engg

Q1. | ICs are |

A. | analog [Wrong Answer] |

B. | digital [Wrong Answer] |

C. | both analog and digital [Correct Answer] |

D. | mostly analog [Wrong Answer] |

View Answer
Explanation:-
Answer : CDiscuss it below :Dhiraj Kumar Singh Said on 2021-04-30 13:56:21how? !! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ Occasionally a discrete amplifier user RF chokes instead of collector resistors. Such amplifiers are inherently

low pass amplifiers

high pass amplifiers

band pass amplifiers

none of the above

⇒ The value of 2

^{5}in octal system is

40

20

100

200

⇒ A JFET

is current controlled device

has low input resistance

has high gate current

is a voltage controlled device

⇒ In figure I

_{D}= 4 mA. Then V

_{GS4.4 V-4.4 V0.44 V-0.44 V}

⇒ DVD uses

Laser beam for both recording and playback

Laser beam for recording and video head for playback

Video head for recording and laser beam for playback

None of the above

⇒ An ammeter of 0-25 A range has a guaranteed accuracy of 1% of full scale reading. The current measured is 5 A. The limiting error is

0.02

0.025

0.04

0.05

⇒ Dual slope ADC uses an op amp comparator.

TRUE

FALSE

⇒ In tape recorder erase head is active during recording.

TRUE

FALSE

⇒ In a microprocessor

one machine cycle is equal to one clock cycle

one clock cycle consists of several machine cycles

one machine cycle consists of several clock cycles

one machine cycle is always less than one clock cycle

⇒ As comparated to an ordinary

*p*-

*n*diode, the extent of impurity atoms in a tunnel diode

is more

is less

may be more or less

is almost the same

⇒ The power factor of a single phase load can be calculated if instruments available are

one voltmeter, one ammeter

two ammeters

two voltmeters

one voltmeter, one ammeter and one wattmeter

⇒ For a given value

*(n)*of principle quantum number, the number of possible electronic states are

*n*

*n*

^{2}

*n*

^{3}

*n*

⇒ When a complex voltage wave is applied to a capacitor the resulting current wave is more distorted than the voltage wave.

TRUE

FALSE

⇒ The high voltage level of a digital signal in positive logic is

1

0

either 1 or 0

-1

⇒ Which of the following is NOT associated with a p-n junction?

Junction capacitance

Charge Storage Capacitance

Depletion Capacitance

Channel Length Modulation

⇒ A rectangular waveguide is a

rectangular conducting wire to propagate electromagnetic waves

hollow rectangular walled room carrying electromagnetic wave

hollow rectangular conducting tube through which electromagnetic waves can be propagated

tube antenna to transmit and receive electromagnetic waves

⇒ In a complex wave, the negative half of the wave is a reproduction of the positive half wave. Then

the wave contains only fundamental and third harmonic

the wave does not contain even harmonics

the wave does not contain odd harmonics

the wave does not contain triple harmonics

⇒ Many circles are drawn in a Smith chart used for transmission line calculations. The circle shown in the figure represe

unit circles

constant resistance circles

constant reactance circles

constant reflection coefficient circles

⇒ Figure shows the feedback network of one of the very popular types of sinusoidal oscillators. Which one is t

Weinbridge oscillator

Hartley oscillator

Colpitt's oscillator

R-C phase shift oscillator

⇒ The number FF in hexadecimal system is equivalent to number __________ in decimal system.

256

255

240

239

⇒ How many different binary numbers can be stored in a register consisting of six switches?

16

32

64

128

⇒ In class C operation of an amplifier circuit, the collector current exists for

360° of input wave

180° of input wave

more than 180° of input wave

less than 180° of input wave

⇒ A tape recorder and deck are entirely similar.

TRUE

FALSE

⇒ Curl of gradient A is

∇ x (∇A) = 1

∇ x (∇A) = ∞

∇ x (∇A) = 0

∇ x (∇A) = - ∞

⇒ If A = B = 1, the outputs P and Q in the given figure

P = Q = 0

P = 0, Q = 1

P = 1, Q = 0

P = Q = 1

⇒ The poles of an RC function

are simple and lie on

*j*ω axis

are simple and lie on negative real axis

may be complex conjugate

may be anywhere in

*s*plane

⇒ The coding system generally used in digital telemetry is

PPM (Pulse position modulation)

PAM (Pulse amplitude modulation)

PCM (Pulse code modulation)

PDM (Pulse duration modulation)

⇒ In figure, V

_{020 V10 V5 V0}

⇒ 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)`

⇒ 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

only such do not care terms which aid minimization are treated as 1

```
```

```
```

```
```

```
```