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Q1. | The minimum decimal equivalent of the number 11C0 is |

A. | 183 [Wrong Answer] |

B. | 194 [Wrong Answer] |

C. | 268 [Correct Answer] |

D. | 269 [Wrong Answer] |

View Answer
Explanation:-
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**Also Read Similar Questions Below :**

⇒ Which of the following instruction modes does not exist in microprocessor 8085?

Inherent

Immediate

Absolute

Indirect

⇒ In plotting line spectrum

a graph of complex number F

_{n}versus frequency is plotted

a graph of |F

_{n}| versus frequency is plotted

a graph of the angle of F

_{n}versus frequency is plotted

two graphs viz |F

_{n}| versus frequency and the phase angle of F

*n*versus frequency are plotted

⇒ A rectangular waveguide has a discontinuity in the form of reduced narrow dimension. In the equivalent circuit this discontinuity can be represented by

a shunt capacitance at the discontinuity

a shunt inductance at the discontinuity

a shunt resistance at the discontinuity

none of the above

⇒ A dominant wave is characterised by which of the following?

No attenuation

Lowest cut off wavelength

Highest cut off wavelength

All of the above

⇒ Consider the following two statements about the internal conditions in an n-channel MOSFET operating in the active re

Only S2 is true

Both S1 and S2 are false

Both S1 and S2 are true, but S2 is not a reason for S1

Both S1 and S2 are true, and S2 is a reason for S1

⇒ 1011

_{2}x 101

_{2}= __________

_{10}

55

45

35

25

⇒ A network has two branches in parallel. One branch contains impedance Z

_{1}and the other branch has impedance Z

_{2}. If it is fed from an ac voltage V of frequency f, the current through Z

_{1}depends, on

V, Z

_{1}, Z

_{2}

V, Z

_{1}

Z

_{1}, Z

_{2}

V, Z

_{1}, f

⇒ Zener diode is invariably used with

forward bias

reverse bias

either (a) or (b)

zero bias

⇒ For an

*m*-derived filter, attenuation is infinite when

*f*=

*f*

_{∞}.

TRUE

FALSE

⇒ Compared to a

*p-n*junction with N

_{A}= N

_{D}= 10

^{14}/cm

^{3}, which one of the following statements is TRUE for a

*p-n*junction with N

_{A}= N

_{D}= 10

^{20}/cm

^{3}?

Reverse breakdown voltage is lower and depletion capacitance is lower

Reverse breakdown voltage is higher and depletion capacitance is lower

Reverse breakdown voltage is lower and depletion capacitance is higher

Reverse breakdown voltage is higher and depletion capacitance is higher

⇒ In the FM wave described by equation

*v*= 15 sin (4 x 10

^{8}

*t*+ 3 sin 1100

*t*), the maximum frequency deviation is

175 Hz

525 Hz

3 Hz

58.33 Hz

⇒ Class C amplifier is suitable for

a narrow frequency band

a wide frequency band

audio frequencies

either (b) or (c)

⇒ EPROM can be

UVPROM

EEPROM

both UVPROM and EEPROM

none of the above

⇒ Which of the following is λ/2 length?

Marconi

Hertz

Parabolic

Yagi-uda

⇒ If the frequency is less than the damped frequency in a series- inverter

the distortion of output voltage waveform is low

the distortion of output voltage waveform is high

the distortion of output voltage may be high or low depending on the load impedance

none of the above

⇒ A MOSFET has a threshold voltage of 1 V and oxide thickness of 500 x 10

^{-8}[ε

_{r}= 3.9; ε

_{0}= 8.85 x 10

^{-14}F/cm,

*q*= 1.6 x 10

^{-19}

*c*]. The region under the gate is ion implanted for threshold voltage tailoring. The base and type of impant required to shift threshold voltage to - 1 V are __________ .

8.6 x 10

^{11}/

*cm*

^{2},

*p*-type

8.6 x 10

^{11}/

*cm*

^{2},

*n*-type

0.86 x 10

^{9}/

*cm*

^{2},

*p*-type

1.02 x 10

^{12}/

*cm*

^{2},

*n*-type

⇒ CCIR system B employs

625 lines

625 lines with 2 : 1 interlace

625 lines with 4 : 1 interlace

500 lines with 2 : 1 interlace

⇒ If a number of odd functions are added, the resultant sum is

even function

odd funtion

either even or odd function

mixture of odd amd even functions

⇒ In a 4 bit parallel in parallel out shift register A = 1, B = 1, C = 0, D = 1. The data output after 3 clock pulses is

1101

1001

101

1

⇒ Consider the following statements about 'Functions' in C

- A function can be called any number of times.
- A function gets called when the function name is followed by a semicolon.
- The order in which functions are defined in a program and the order in which they are called must be the same.

All

1 and 2 only

1 and 3 only

2 and 3 only

⇒ In a communication system, a process in which statistical averages and time averages are equal is called as,

stationary

ergodic

Gaussian

BIBO stable

⇒ Which one is correct option?

- A pure capacitor never dissipates energy, but only stores.
- Capacitor can store finite amount of energy even cunent is zero.
- The current through a capacitor is zero if voltage across it d.c.
- Voltage across a capacitor cannot change instantaneously since it would require an infinite current.
*q*_{c}(0^{-}) =*q*_{c}(0^{+})

5, 4, 3, 2

3, 4, 1, 2

2, 4, 3, 1

1, 2, 3, 4, 5

⇒ In a rectangular waveguide if operating frequency is greater than cut off frequency then propagation constant is

purely real

purely imaginary

equal to unit

a complex number

⇒ An inverting amplifier has R

_{1}= 10 kΩ, and R

_{f}= 150 kΩ then the O/P voltage, if input voltage V

_{i}= 1 volt.

-15 V

-10 V

15 V

-14 V

⇒ In an intrinsic semiconductor, the intrinsic charge concentration at any absolute temperature T is proportional to

T

T

^{2}

T

^{3}

T

^{4}

⇒ The distance between target and radar is reduced to half. Power received increases by

42751

42739

4 times

16 times

⇒ The number of valence electrons in donor impurity are

5

4

3

1

⇒ If an additional two diodes were used to connect the 1 kW load across a bridge rectifier circuits, utilizing the full secondary of the transformer, how much d.c. power could be delivered using a transformer with the rating of 105 VA?

35 W

60 W

85 W

100 W

⇒ Which of the following is not a legal subscript?

J + 2

JA - 4

-3

3

^{*}IA - 2

⇒ If short-circuited and open circuited impedances are 5 ohms and 20 ohms, then characteristic impedance is

1 ohms

10 ohms

25 ohms

100 ohms