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. | Octal number 12 is equal to decimal number |

A. | 8 [Wrong Answer] |

B. | 9 [Wrong Answer] |

C. | 10 [Correct Answer] |

D. | 11 [Wrong Answer] |

View Answer
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 :**

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

8

7

6

5

⇒ The given figure shows three Nyquist plots of G(

*s*) H(

*s*) =

*e*/[

^{-sT}*s*(

*s*+ 1)] for different values of T. The curves 1, 2, 3 ca

for T = 0, 0.5 and 1 respectively

for T = 1, 0.5 and 0 respectively

for T = 0.5, 1 and 0 respectively

for T = 0, 1 and 0.5 respectively

⇒ The maximum signal propagation time of a geosynchronous satellite transmission is about __________ millisecond.

540

270

135

1080

⇒ Antenna used for T.V. broadcasting is

long dipole

metal horn

crossed dipole

log periodic

⇒ Figure shows a pole zero plot of I(

*s*). The likely current response in time domai

*i*(

*t*) =

*e*

^{-1}-

*e*

^{-3t}

*i*(

*t*) =

*e*

^{-1}- 2

*e*

^{-2t}

*i*(

*t*) =

*e*

^{-1}-

*e*

^{-2t}

*i*(

*t*) =

*e*

^{-1}-

*e*

^{-4t}

⇒ For a full rectified sine wave, the form factor and peak factor respectively are

1.57 and 2

1.57 and 2

1.11 and 1.11

1.11 and 2

⇒ In LIFO

only the top of the stack is immediately accessible

only the top of the stack is never accessible

only the first-in is accessible

only the first-in is not accessible

⇒ In a bipolar transistor, emitter efficiency is about

0.99

0.9

0.8

0.7

⇒ In the given figure

A

B

A + B + C

ABC

⇒ The resolution of 4 bit counting ADC is 0.5 volt, for an Analog input of 6.6 volts. The digital output of ADC will be

1011

1101

1100

1110

⇒ The law J = σE, where J is current density, σ is electrical conductivity and E is field strength is

Ohm's law

Gauss law

Ampere's law

Biot-Savart law

⇒ Read the following statements as regards register pairs in microprocessor 8085

- B represents B, C pair with B as high order register and C as low order register.
- D represents D, E pair with D as high order register and E as low order register.
- H represents H, L pair with H as high order register and L as low order register.

All

1 and 3

1 and 2

2 and 3 only

⇒ A (0.75 -

*j*50) ohm load is connected to a coaxial transmission line of Z

_{0}= 75 ohms at a frequency of 10 GHz Which of the following will be the best method of matching?

Connecting an inductance at the end

Connecting a short circuited stub at the load

Connecting a capacitance at some distance from the load

Connecting a short circuited stub at some specified distance from the load

⇒ The semi-conductor type 2 N 34 indicates

a

*n*-channel MOSFET

a JFET

a diode with two electrodes

a diode with three electrodes

⇒ Which of the following best represents the output impedance of an actual op-amp?

10 ohm

100 ohm

10 k ohm

100 k ohm

⇒ In Maxwell's bridge the unknown inductance is measured by comparing it with a standard capacitor.

TRUE

FALSE

⇒ Z = _______

*C*[

*A*(B + C) +

*D*]

(

*A*B +

*A*C +

*D*)

(

*CA*+

*A*C +

*D*)

none of these

⇒ When a communication satellite passes into Earth's shadow, its temperature drops to about __________ ° K.

273

243

170

123

⇒ The conductivity of materials found in nature ranges from 10

^{9}ohm

^{-1}m

^{-1}to nearly 10

^{18}ohm

^{-1}m

^{-1}from this it can be concluded that the conductivity of silicon in ohm

^{-1}cm

^{-1}will be nearly

0.5 x 10

^{-15}

0.5 x 10

^{-21}

0.5 x 10

^{-12}

0.5 x 10

^{-3}

⇒ The amplitude of a random signal uniformly distributed between - 5 V and 5 V. If the positive values of the signal are uniformly quantized with a step size of 0.05 V, and the negative values are uniformly quantized with a step size of 0.10 V, the resulting signal to quantization noise is approximately

46 dB

43.8 dB

42 dB

40 dB

⇒ In a RAM chip with a total of 8096 words, the word addresses range from

1 to 8096

0 to 8095

1 to 8095

0 to 8096

⇒ In envelope detection of an AM waveform

One side band and full-ampiitude carrier are needed

Both side bands and full-amplitude carrier are needed

Only two side bands are needed

Upper side band and part of carrier are needed

⇒ A parallel plate capacitor having C = 200 x 10

^{-12}F has loss dielectric having tan δ = 4 x 10

^{-4}. At an ac voltage of

*f*= 10

^{6}Hz and peak value 2 V, the dielectric losses are

10

^{-8}W

10

^{-6}W

10

^{-4}W

10

^{-2}W

⇒ For measuring inductance with high

*Q*, we should use

Maxwell's bridge

Maxwell Wien bridge

Hay's bridge

Either (a) or (b)

⇒ If A is 1011, A" is

1011

100

1100

1010

⇒ For the shaded area in Venn diagram of the given figure, the Boolean expressio

AB + BC + CA

ABC + A B C

ABC + A B C

ABC+AB

⇒ The basic amplifier in Weinbridge oscillator consists of

CE stage followed by CE

CE stage followed by CB

CB stage followed by CE

CC stage followed by CE

⇒ Which is a digital coding technique?

PCM

DM

DPCM

All

⇒ A single phase half wave rectifier is feeding a resistive load. When a = 0, dc output voltage is 127 V. When a = 30°, the dc output voltage will be about

127 V

120 V

110 V

100 V

⇒ Magnetic field intensity has the dimensions

IL

I

^{2}L

IL

^{-1}

IL

^{-2}