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Q1. | Bit is |

A. | smallest piece of electronic hardware [Wrong Answer] |

B. | a drilling tool [Wrong Answer] |

C. | an abbreviation for binary digit [Correct Answer] |

D. | the smallest number [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 :**

⇒ If

*e*is the charge of an electron, R is the radius of its orbit and ω is the angular velocity of electron, the magnetic dipole moment μ

_{m}of the orbit is |μ

_{m}| =

*e*ωR

^{2}.

TRUE

FALSE

⇒ Ideally an attenuator pad should not change

voltage level

impedance level

power level

voltage, power or impedance level

⇒ In CE connection, the leakage current of a transistor is about

10 x 10

^{-9}A

5 x 10

^{-6}A

200 x 10

^{-6}A

5 x 10

^{-3}A

⇒ When load is coupled to class A amplifier through transformer, efficiency decreases.

TRUE

FALSE

⇒ In the case of the circuit shown in the figure V

_{io}= 10 mV dc maximum, the maximum possible output offset voltage V

_{oo}caused by the input offset voltage V

_{io}with respect to groun

60 mV dc

110 mV dc

130 mV dc

150 mV dc

⇒ (FE35)

_{16}XOR (CB15)

_{16}is equal to

(3320)

_{16}

(FE35)

_{16}

(FF50)

_{16}

(3520)

_{l6}

⇒ The logic represented by the abbreviation ECL is

Emitter Coupled Logic

Electron Carrier Logic

Encoding Clock Logic

Electrostatic Channel Logic

⇒ The current due to thermionic emission is given by Richardson Dushman equation.

TRUE

FALSE

⇒ In standing wave pattern on a transmission line

voltage and current nodes coincide

voltage and current antinodes coincide

voltage nodes and current antinodes as well as current nodes and voltage antinodes coincide

both (a) and (b)

⇒ Nichol's chart is symmetric about - 180° axis.

TRUE

FALSE

⇒ The wavelength of light emitted by GaAs laser is 8670 x 10

^{-10}m. If

*h*= 6.626 x 10

^{-34}Js, velocity of light = 3 x 10

^{8}m/s and eV = 1.602 x 10

^{-19}J, the energy gap in GaAs is

0.18 eV

0.7 eV

1.43 eV

2.39 eV

⇒ If

*v*(

*t*) = 0 for

*t*< 0 and

*e*

^{-at}for

*t*≥ 0 V(

*j*ω) = 1/(a +

*j*ω).

TRUE

FALSE

⇒ If A = 0101, then A' is

1010

1011

1001

110

⇒

**Assertion (A):** A decrease in temperature increases the reverse saturation current in a *p*-*n* diode.

**Reason (R):** When a diode is reverse biased surface leakage current flows.

Both A and R are true and R is correct explanation of A

Both A and R are true but R is not a correct explanation of A

A is true but R is false

A is false but R is true

⇒ The system shown in figure remains stable wh

k £ - 1

-1 < k < 1

l < k < 3

k > 3

⇒ The colour of an object is decided by

the reflected colour

the wavelength transmitted through it

reflected colour for opaque object and wavelength transmitted through it for transparent objects

none of the above

⇒ The number of programmable 16 bit registers of 6800 are

2

3

4

5

⇒ In figure, voltage across R

_{2}= + 10 V. If V

_{BE}= 0.7 V and V

_{E}= 0.7 V and R

_{E}= 10 kΩ, current through R

_{E1 mA0.93 mA2 mA1.86 mA}

⇒ What kind of signal does the times produce?

Single pulse

Square wave

Continuous pulse

No signal

⇒ A register is

a group is memories

a group of devices that store digital data

a chip used in computers

a pure silica piece used in digital systems

⇒ A characteristic property of crystal is its periodicity of structure.

TRUE

FALSE

⇒ The bidirectional pattern of a broadside array can be converted into unidirectional by

maintaining the distance of λ/4 between the elements

maintaining the distance of λ/2 between the elements

installing an identical array behind the main array at distance λ/4 and exciting it by current leading in phase by 90°

installing an identical array behind the main array at distance λ/2 and exciting it by current leading in phase by 120°

⇒ Which one of the following is the correct statement of the system characterized by the equation

*y*(

*t*) =

*a*

*x*(

*t*) +

*b*?

linear for any value of

*b*

linear if

*b*> 0

linear if

*b*< 0

non-linear

⇒ Out of latch and flip flop, which has clock input?

Latch only

Flip flop only

Both latch and flip flop

None

⇒ The number of digits in octal system is

8

7

9

10

⇒ For real values of

*x*, the minimum value of the function

*f*(

*x*) exp (

*x*) + exp (-

*x*) is

2

1

0.5

0

⇒ For a 400 kHz transmission line having L = 0.5 mH/km, C = 0.08 mF and negligible R and G, the characteristic impedance will be

14 Ω

28 Ω

39 Ω

79 Ω

⇒ The amplifier network is shown bel

6.42 kΩ, 5.6 kΩ

6.42 Ω, (5.62) kΩ

6.4kΩ, (5.62) kΩ

6.42 Ω, 5.6 kΩ

⇒ Power gain of antenna equals directive gain in VHF and UHF range if and only if efficiency of the antenna is __________ .

0.25

0.5

0.75

1

⇒ Why

*npn*-transistors are preferred over

*pnp*-transistors?

Leakage current in npn-transistors is less than pnp-transistors

Mobility of majority carrier in npra-transistors is greater than the mobility of majority carrier in

*pnp*-transistors

Bias voltage required in npn is less than in/wp-transistors

Bias voltage required in npn is greater than in pnp-transistors