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Q1. | Consider a random noise voltage which has a uniform density function as shown in the figure and is known to be wh |

A. | 2 bits/reading [Wrong Answer] |

B. | 5 bits/reading [Correct Answer] |

C. | 10 bits/reading [Wrong Answer] |

D. | none of these [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 :**

⇒ In a mechanical accelerometer, the steady state displacement is a measure of

constant input acceleration

constant input velocity

either (a) or (b)

neither (a) nor (b)

⇒ A full adder has two outputs SUM and CARRY.

TRUE

FALSE

⇒ Which factor determines whether the medium is free space, lossless dielectric, lossy dielectric or good conductor?

Attenuation constant

Constitutive parameters (σ, μ, ε)

Loss tangent

Reflection coefficient

⇒ The output of the 74 series of TTL gates is taken from a BST in

totem pole and common collector configuration

either totem pole or open collector configuration

common base configuration

common collector configuration

⇒ The input 3-dB frequency is :

100 Hz

148 Hz

100 kHz

None

⇒ The box on the external left of the title bar of menu is called control menu box.

TRUE

FALSE

⇒ In figure, I

_{D}= 4 mA. Then V

_{D20 V10 V30 V1 V}

⇒ The cut off wavelength in circular waveguide

guide diameter

square of guide diameter

cube of guide diameter

square root of guide diameter

⇒ If

*f*(-

*t*) =

*f*(

*t*), the function

*f*(

*t*) has only cosine terms.

TRUE

FALSE

⇒ Antenna efficiency of antenna is, if radiation resistance is 370 Ω and loss resistance is 100 Ω

0.8

0.87

0.78

0.2127

⇒ Which statement out of the following statement is wrong?

Attenuation of satellite signals by rain and fog varies almost inversely with the angle of elevation

At 12/4, GHz link frequencies, signal power loss due to rain and fog is much greater than at 4/6 GHz frequencies

The distance between satellite and Earth station varies slightly with angle of elevation

At present 4/6 GHz geostationary satellites are being parked in geosynchronous, orbits at least 10° apart

⇒ What is the chemical bonding in silicon semiconductor?

Metallic

Ionic

Covalent

van der Waals

⇒ An ideal voltage amplifier should have

low input impedance and high output impedance

high input impedance and low output impedance

high input impedance and high output impedance

low input impedance and low output impedance

⇒ The main reason why Ni-Zn ferrites are used for audio and T.V. transformers is that

they have large saturation magnetization

they are easy to fabricate by rolling

they are totally free from pores and voids

they have a high electrical resistivity

⇒ Which of the following is not a keyword in C?

int

float

return

capital

⇒ The number of variables in a function is odd and the number of minterms with even number of 0's are same as the number of minterms with odd number at 1's, the expression formed can be represented in __________ as well as __________ form.

Ex - OR, NOR

Equivalence, Ex - OR

AND, Coincidence

OR, Ex - OR

⇒ Which are of the following oscillators is well suited for the generation of wide range audio-frequency sine waves?

RC phase-shift oscillator

Wien-bridge oscillator

Colpitts oscillator

Hartley oscillator

⇒ Which of the following statements is correct?

In the magnetic circuit energy is needed continuously to maintain the flux

In the magnetic circuit energy is needed continuously to maintain the flux

The flow of current in the electric circuit involves discontinuous expedition of energy

The flow of current in the electric circuit requires energy for creating the current but not to maintain it

⇒ Which of the following amplifier circuit using junction transistor has the best gain?

Common base

Common emitter

Common collector

All have the same gain

⇒ If X = 2.5 and Y = 2.5, which of the following expressions would give the result as 5/7?

X + 2.5 / Y + 3.0

(X + 2.5) / Y + 4.5

(X + 2.5) / (Y + 4.5)

(X + 2.5) / Y + 3.5

⇒ For BJT, under saturation condition

I

_{C}= βI

_{B}

I

_{C}> bI

_{B}

I

_{C}is independent of all other parameters

I

_{C}< βI

_{B}

⇒ In a half wave voltage doubler circuit the input frequency is 50 Hz. The ripple frequency is

25 Hz

50 Hz

100 Hz

150 Hz

⇒ In floating point representation the number of bits in exponent is

8

7

6

5

⇒ The attenuation factor in parallel plane guides is given by

a = power lost/power transmitted

a = 2 x power lost/power transmitted

a = power lost per unit length/2 x power transmitted

a is always constant

⇒ There are four different algorithms A1, A2, A3 and A4 to solve, a given problem with the complexity order log(n), log(log(n)), n log and n/log(n) respectively. Which is the best algorithm?

A1

A2

A3

A4

⇒ Antenna beamwidth is

measure of directivity

measure of angle

measure of radiation pattern

measure of power pattern

⇒ Octal number 12 is equal to decimal number

8

9

10

11

⇒ Shaft encoder is used to measure

angular position

linear position

linear velocity

linear acceleration

⇒ In a power diode the reverse recovery time is the time from the instant the forward current is zero to the instant when reverse recovery current has decayed to

50% of peak reverse current

25% of peak reverse current

10% of peak reverse current

zero value

⇒ Which of the following is true?

Intel 8080 was the ancestor of Intel 8085

Intel 8080 was the ancestor of Intel Z 80

Intel 8080 was the ancestor of both Intel 8085 and Z 80

Intel 8085 was the ancestor of Intel 8085