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. | Satellite launch sites are invariably located on Eastern seaboards to ensure that |

A. | launch takes place eastward [Wrong Answer] |

B. | expenditure of propulsion fuel is reduced during plane changing [Wrong Answer] |

C. | the satellite achieves circular orbit quickly [Wrong Answer] |

D. | spent rocket motor and other launcher debris falls into the sea [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 :**

⇒ Which of the following compensation method in amplifier can be used to reduce the bandwidth?

Pole-zero compensation

Dominant pole compensation

Lead compensation

Any of the above

⇒ A feedback network to be used with an amplifier to provide oscillation is tested and found to give an output of 0.124 V with a 0.5 V input. What must be the minimum gain of the oscillator to provide oscillations?

40

60

100

130

⇒ In a 3 phase semiconverter, the firing frequency is

equal to line frequency

3 times the line frequency

6 times the line frequency

12 times the line frequency

⇒ A 10 μF capacitor is charged from a 5 volt source through a resistance of 10 kΩ. The charging current offer 35 m sec. If the initial voltage on C is - 3 V is

0.56 mA

5.6 mA

6 mA

5 μA

⇒ A generator with an internal resistance of 600 Ω drives an amplifier whose input resistance is 400 Ω. The generator's open circuit voltages is 1 mV; the amplifier develops 100mV across an 8kΩ load. The input voltage to the amplifier is

0.1 m V

0.4 m V

1 m V

4 m V

⇒ The velocity factor of a transmission line depends on

temperature

skin effect

relative permittivity of dielectric

none of the above

⇒ If each branch of a Delta circuit has impedance 3 Z then each branch of the equivalent Y circuit has impedance.

Z/3

3 Z

3/3 Z

Z/3

⇒ If two networks are cascaded then

[

*y*] = [

*y*

_{a}] . [

*y*

_{b}]

[Z] = [Z

_{a}] . [Z

_{b}]

[

*a*

_{a}] = [

*b*

_{b}]

[

*a*

_{a}] + [

*b*

_{b}]

⇒ 9's complement of 56

_{10}is

43

_{10}

84

_{10}

65

_{10}

53

_{10}

⇒ The modulus of counter in the given figur

1

2

3

4

⇒ A non-inverting voltage feedback amplifier is a

voltage amplifier

current amplifier

current to voltage converter

voltage to current converter

⇒ Auto correlation function

is an even function of t

is an odd function of t

may be an even or odd function of t

is both an odd and even function of t

⇒ When a ferromagnetic substance is magnetised, small changes in dimensions occur. Such a phenomenon is known as

magnetic hystresis

magnetic expansion

magneto striction

magneto calorisation

⇒ Counterpoise is used in coils having

high resistivity

low resistivity

medium resistivity

both (b) and (c)

⇒ The function of duplexer in a RADAR is

to permit the use of same antenna for transmission and reception

to provide gain to the transmitted power

to amplify the received signal

both (b) and (c)

⇒ X and Y are two random variables and Z = X + Y . Letmz, m

*, m*

_{z}*, m*

_{x}*represent mean of Z, X and Y. Then*

_{y}*m*=

_{z}*m*+

_{x}*m*

_{y}*m*≤

_{z}*m*+

_{x}*m*

_{y}*m*<

_{z}*m*+

_{x}*m*

_{y}*m*>

_{z}*m*+

_{x}*m*

_{y}⇒ Consider the following program in C

0.2

0

3

⇒ NMOS devices have __________ switching speeds and __________ on-state resistance; as compared with PMOS devices.

slower, higher

faster, lower

faster, higher

slower, lower

⇒ In 8085 microprocessor, how many I/O ports can be accessed by direct method?

8

256

32 K

64 K

⇒ The given characteristic polynomial

*s*

^{4}+

*s*

^{3}+ 2

*s*

^{2}+ 2

*s*+ 3 = 0 has

zero root in RHS of

*s*-plane

one root in RHS of

*s*-plane

two roots in RHS of

*s*-plane

three roots in RHS of

*s*-plane

⇒ If the target cross-section is changing, the best scanning system for accurate tracking is

lobe switching

monopulse

sequential lobing

conical scanning

⇒ While calibrating an ammeter by a dc potentiometer it is necessary to use a standard resistance.

TRUE

FALSE

⇒ Which of the following, is not a piezoelectric material?

Rochelle salt

Quartz

Lithium sulphate

Sodium bicarbonate

⇒ Bandwidth for practical PCM system is (where

*n*is no. of channels, N length of PCM codes)

2

*n*N

*f*Hz

_{m}4

*n*

*f*Hz

_{m}2

*n*

*f*

_{m}(N + 1)

*f*

_{m}⇒ The advantages of flash memory over EEPROM are

higher density

lower cost

both higher density and lower cost

none of the above

⇒ The stray capacitance between the last stage and the first stage of an oscillator may cause

unwanted low frequency oscillations

unwanted high frequency oscillations

unwanted oscillations at low and high frequencies

large feedback

⇒ In phase modulation, the phase deviation is

proportional to the amplitude of the signal and varies with frequency

remains constant while amplitude and frequency of signal varies

proportional to the amplitude of the signal and independent of the frequency

none of the above

⇒ Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called

Debye temperature

Curie temperature

Neel temperature

Transition temperature

⇒ Burden of an instrument transformer is expressed in

A

V-A

Ω

watt

⇒ A microstrip line has dielectric having relative permittivity ∈

*. The effective dielectric constant is*

_{r}more than ∈

_{r}equal to 1

less than ∈

_{r}either

*a*or

*b*