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. | An amplifier signal is made up of just two frequencies 1000 Hz. The output signal consists of 500 Hz and 25000 Hz frequencies. This may be attributed to |

A. | harmonic distortion [Wrong Answer] |

B. | intermodulation distortion [Correct Answer] |

C. | both (a) and (b) [Wrong Answer] |

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

View Answer
Explanation:-
Answer : BDiscuss 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 :**

⇒ The

*h*parameter

*h*

_{11}is the same in CE and CC circuit.

TRUE

FALSE

⇒ The open collector gates in the given figure are tied together. The output

A + B + C + D

A + B + C + D

(A + B) (C + D)

AB + CD

⇒ 8085 has 6 sign flags.

TRUE

FALSE

⇒ Logarithmic amplifiers are used in

adders

dividers

multipliers

all of the above

⇒ For the logic circuit given, what is the simplified Boolean funct

X = AB + C

X = BC + A

X = AB + AC

X = AC + B

⇒ For infinite value of SWR on a transmission line, the line be terminated with impedance as

an open-circuit

a short-circuit

a pure resistance

all of the above

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

Junction capacitance

Charge Storage Capacitance

Depletion Capacitance

Channel Length Modulation

⇒ The system of the given fi

is unstable for all values of K

is stable for all values of K

can be stable for some values of K

data is insufficient to determine stability

⇒ If output power of a radio receiver is doubled, its volume is increased by __________ dB.

2

3

1

-3

⇒ Decimal 18.29 when converted int 10's complement will become

81.7707

81.7

81.777

81.077

⇒ A two branch parallel tuned circuit has a coil of resistance 100 Ω and inductance 0.005 H in one branch and 10

*n*F capacitor in the second branch. At resonance frequency, the dynamic resistance is

1 Ω

10 Ω

100 Ω

more than 100 Ω

⇒ In attenuation band, β is an odd multiple of p.

TRUE

FALSE

⇒ For checking the parity of a digital word, it is preferable to use

AND gates

NAND gates

EX-OR gates

NOR gates

⇒ Find

*'X'*in the circuit bel

p(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15)

0

Σ(14)

1

⇒ The modulation index of wideband FM signal is

less than unity

unity

greater than unity

nearly 0.67

⇒ In a CE amplifier the ac emitter resistance

is zero

is high

is very high

may have any value

⇒ The accuracy of measurement using CRO is about

± 0.5%

± 0.05 %

± 1%

± 3%

⇒ Typical values of

*h*parameters at about 1 mA collector current for small signal audio amplifier in CE configuration are :

*h*

_{ie}= 100 Ω,

*h*

_{re}= 10

^{-1},

*h*

_{fe}= 50,

*h*

_{oe}= 1 m mho

*h*

_{ie}= 5 kΩ,

*h*

_{re}= 10

^{-4},

*h*

_{fe}= 200,

*h*

_{oe}= 20 m mho

*h*

_{ie}= 5 kΩ,

*h*

_{re}= 0,

*h*

_{fe}= 50,

*h*

_{oe}= 2 m mho

*h*

_{ie}= 100 kΩ,

*h*

_{re}= 10

^{-2},

*h*

_{fe}= 100,

*h*

_{oe}= 10 m mho

⇒ Inverse Fourier transform of '1' is

U(

*t*)

δ(

*t*)

0'

infinite

⇒ For a series R-L-C circuit tuned at resonant frequency which of the following statements is correct?

The voltage across inductance is greater than applied voltage

The voltage across capacitance is greater than applied voltage

The voltage across both inductance and capacitance is greater than applied voltage

The voltage across both inductance and capacitance is less than applied voltage

⇒ Under ordinary circumstances, impulse noise can be reduced in

FM only

AM only

both AM and FM

none of the above

⇒ The resistance of a metallic wire would

increase as

*f*increase

decrease as

*f*increase

remains the same at all frequencies

increase with

*f*up to a certain frequency and then decrease

⇒ Which of the following is operating system?

MS WORD

Ventura

Java

Windows

⇒ The minimum decimal equivalent of the number 11C0 is

183

194

268

269

⇒ For a directional coupler the power is in the ratio of

40 dB

30 dB

20 dB

10 dB

⇒ 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

⇒ 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

⇒ The method used to transfer data from I/O units to memory by suspending the memory-CPU data transfer for one memory cycle is called

I/O spooling

Cycle stealing

Line conditioning

Demand paging

⇒ For the compensator in the given figure the maximum phase lea

sin

^{-1}(1/3)

30°

45°

60°

⇒ What is the direction of control bus?

Unidirection into μp

Unidirection out of up

Bidirectional

Mixed direction i.e., some lines into μp and some other out of μp