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. | In 2's complement representation the number 11100101 represents the decimal number |

A. | 37 [Wrong Answer] |

B. | -31 [Wrong Answer] |

C. | 27 [Wrong Answer] |

D. | -27 [Correct Answer] |

View Answer
Explanation:-
Answer : DDiscuss 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 :**

⇒ With respect to the differential amplifier configuration shown below, the differential gain A

_{d}will

273.63

213.63

113.63

233.63

⇒ In a CE amplifier the ac emitter resistance

is zero

is high

is very high

may have any value

⇒ Thermistor is used in

temperature measurement

temperature control

high temperature alarm circuits of devices

all of the above

⇒ The transistor specification number 2N refers to

triac

diac

junction transistor

FET with one gate

⇒ In a series RLC circuit, the value of resistance for critical damping is

L/C

(L/C)

^{0.5}

1/LC

2/L/C

⇒ In a rectangular waveguide cutoff wavelength for TE

_{10 }mode is 8 cm. Then cutoff wavelength for TE

_{20}mode is

8 cm

6 cm

4 cm

2 cm

⇒ It is desired that transmission line and load should match for a range of frequencies. The best method is

to use a balun

to use a single stub of adjustable position

to use a double stub

to use a broad band amplifier

⇒ Which one of the following statement is correct?

Both Laplace's (L) and Poisson's (P) equation are non linear

L is non linear but P is linear

L is linear but P is non linear

L, P both is linear

⇒ An 8085 executes the following instructions

PC = 30A0H HL = 2715H

PC = 6104 H HL = 6140 H

PC = 6140H HL = 2715H

⇒ Two coils X and Y have self inductances of 5 mH and 10 mH and mutual inductance of 3 mH. If the current in coils X change at a steady rate of 100 A/s, the emf induced in coil Y is

0.3 V

0.5 V

1 V

1.5 V

⇒ Figure shows a parallel resonant circuit having resonance frequency of 15 MHZ. At this frequ

its impedance is minimum

its impedance is maximum

its impedance is infinite

its impedance is zero

⇒ A memory system of size 16 K bytes is required to be designed using memory chips having 12 address lines and 4 data lines-each. The number of such chips required to design and the memory system is :

2

4

8

16

⇒ The probability density function of the envelope of narrow band noise is :

Uniform

Gaussian

Rayleigh

None

⇒ As compared to full wave rectifier, a half wave rectifier

has higher ripple factor

has lower ripple factor

may have higher or lower ripple factor

has same ripple factor

⇒ Output of a phase splitter is

a pair of sine waves of unequal amplitude

a pair of sine waves of equal amplitudes

a pair of sine waves of equal amplitudes and opposite phase

a pair of sine waves of unequal amplitudes and opposite phase

⇒ A wave is propagated in a waveguide at frequency of 9 GHz and separation is 2 cm between walls calculate the phase velocity for dominant mode.

3 x 10

^{8}m/sec

5 x 10

^{8}m/sec

1.5 x 10

^{8}m/sec

9 x 10

^{8}m/sec

⇒ Electrical conductivity of metals expressed in ohm

^{-1}m

^{-1}is of the order of

10

^{10}

10

^{5}

10

^{-4}

10

^{-6}

⇒ The sensitivity of a superheterodyne receiver is determined by

the gain IF amplifier

the gain of RF amplifier

the noise figure

all of the above

⇒ For the circuit shown in the figure, the time constant RC = 1 ms. The input voltage is V

_{1}(

*t*) = 2 sin 10

^{3}

*t*. The output voltage V

_{0}(

*t*) is equa

sin (10

^{3}

*t*- 45°)

sin (10

^{3}

*t*+ 45°)

sin (10

^{3}

*t*- 53°)

sin (10

^{3}

*t*+ 53°)

⇒ The effective length of antenna is different from actual length due to

top loading

end effects

both (a) and (b)

none of the above

⇒ A constant

*k*low pass filter has

*f*

_{c}= 1000 Hz. At

*f*= 500 Hz, the phase shift is

p

zero

more than p

less than p

⇒ Highest resistivity of the following is

nichrome

constantan

metal

manganin

⇒ When .9432 E - 4 is subtracted from .5452 E - 3 in normalized floating point mode

none of the numbers is changed

.9432 E - 4 is changed to .09432 E - 3 and .5452 E - 3 is not changed

.5452 E - 3 is changed to 5.452 E - 4 but .9432 E - 4 is not changed

both Ihe numbers are changed and their exponents are, made equal to -5

⇒ If one wants to design a binary counter, preferred type of flip-flop is

D-type

SR type

Latch

JK type

⇒ Consider the following library functions

- EXP (
*i.e., e*^{x}) - ARCTAN (
*i.e.* tan^{-1} *x*) - SQRT (
*i.e., x*) - AES (
*i.e. *|*x*|) <

All

1 and 3 only

1, 3, 4 only

1, 2 and 3 only

⇒ Diffraction of electromagnetic wave

is caused by reflection from the ground

may occur around the edge of a sharp obstacle

arises only with spherical wavefronts

none of these

⇒ A microprocessor is generally

single chip SSI

single chip MSI

single chip LSI

any of the above

⇒ The length of character constant P . b b . E . b C . is

9

6

10

7

⇒ The HV supply to a TV receiver is 25 kV and the total beam current for the three electron guns is 2000 μA. The power handled by IHVT is

5W

0.5 W

50 W

500 W

⇒ Linear diode detector utilizes

linear portion of static characteristics of diode

linear portion of dynamic characteristic of diode

square law portion of dynamic characteristics of diode

rectification property of diode

```
```

```
```

```
```

```
```