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Q1. | The filter circuit for feeding tweeter has |

A. | an inductance in series and a capacitance in parallel [Wrong Answer] |

B. | a capacitance in series and an inductance in parallel [Correct Answer] |

C. | a resistance in series and a capacitance in parallel [Wrong Answer] |

D. | a capacitance in series and a resistance in parallel [Wrong Answer] |

View Answer
Explanation:-
Answer : BDiscuss 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 the differential voltage gain and the common mode voltage gain of a differential amplifier are 48 dB and 2 dB respectively, then its common mode rejection ratio is

23 dB

25 dB

46 dB

50 dB

⇒ A 2 μF capacitor is shunted by a 1 kΩ maintained at temperature 400 K. The rms noise voltage across the capacitor over the entire frequency band is:

6.25 x 10

^{-8}V

5.25 x 10

^{-6}V

6.25 x 10

^{-6}V

5.25 x 10

^{-8}V

⇒ In FM and AM the ratio of signal to noise ratio at the detector output least depends upon

bandwidth

transmission

carrier frequency

modulating frequency

⇒ The triangular wave of the given figure can be written as

*v*(

*t*) =

*u*(

*t*) -

*tu*(

*t*) + (

*t*- 1)

*u*(

*t*

TRUE

FALSE

⇒

Match the following:

List I (Electron spin) | List II (Phenomenon) | ||
---|---|---|---|

A. | ↑↑↑↑ | 1. | Antiferromagnetism |

B. | ↑↓↑↓ | 2. | Ferrimagnetism |

C. | ↑↓↑↓ | 3. | Ferromagnetism |

A-1, B-2, C-3

A-3, B-2, C-1

A-2, B-3, C-1

A-3, B-1, C-2

⇒ Which op-amp circuit uses a capacitor in series with input and resistance in feedback path?

Differentiating amplifier

Integrating amplifier

Logarithmic amplifier

None of the above

⇒

**Assertion (A):** Microprocessor 8085 can address 65536 memory locations.

**Reason (R):** Microprocessor 8085 has 16 address lines.

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

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

A is correct R is wrong

A is wrong R is correct

⇒ The Hilbert transform of cos ω

_{1}

*t*+ sin ω

_{2}

*t*is

sin ω

_{1}

*t*+ cos ω

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*t*

sin ω

_{1}

*t*- cos ω

_{2}

*t*

cos ω

_{1}

*t*- cos ω

_{2}

*t*

- sin ω

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*t*+ cos ω

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⇒ In any network of linear impedances the current flowing at any point equal to algebric sum of currents caused to flow at that point by each of the emf taken separately with all other emfs reduced to zero. The statement represents.

KCL

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Thevenin's theorem

Superposition theorem

⇒ In photoelectric emission the maximum kinetic energy of emitted electron is proportional to

*f*

*f*

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⇒ Troposphere is the portion of atmosphere

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between 50 to 90 km above ground

between 110 to 220 km above ground

between 250 to 350 km above ground

⇒ A typical value of insertion loss of SAW filter is

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⇒ A single-sideband (SSB) signal contains 3 kW. The power content of the carrier is __________ kW.

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⇒ In the given figure the line voltage after a number of reflections wil

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⇒ In a full bridge circuit supplying an RLC under damped circuit

the waveshapes of output voltage and load current are square

the waveshapes of output voltage and load current are sinusoidal

the waveshapes of output voltage is square but the waveshape of load current is nearly sinusoidal

none of the above

⇒ In a bipolar junction transistor the base region is made very thin so that

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electric field gradient in base is high

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⇒ 11011 in gray code = __________ .

10010

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11100

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⇒ In figure,

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⇒ Let the initial contents of

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- ACC = 10000001

After the instruction `RAL`

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⇒ NAND and NOR gates are universal gates.

TRUE

FALSE

⇒ During testing of an energy meter, the energy recorded by meter was 0.05 kWh and correct energy was found to be 0.09 kWh. The error and correction respectively are

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⇒ Which of the following transducers is most suitable for monitoring continuous variations in very fine thickness of a material?

Diaphragm

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⇒ A short grounded vertical antenna has a length L which is 0.05λ at frequency

*f*. If its radiation resistance at

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R/2Ω

RΩ

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4RΩ

⇒ In deriving ac equivalent circuit for an amplifier circuit we short circuit

all resistors

all transistors

all inductors

all capacitors

⇒

**Assertion (A):** A JFET behaves as a resistor when V_{GS} < V_{P}.

**Reason (R):** When V_{GS} < V_{P}, the drain current in a JFET is almost constant.

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

⇒ One limitation of constant

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_{0}is not constant in the pass band.

TRUE

FALSE

⇒ Which one of the following is not a characteristic of a ferroelectric material?

High dielectric constant

No hysteresis

Ferroelectric characteristic only above the curie point

Electric dipole moment

⇒ Which device can detect the presence of both forward and backward waves in a waveguide?

Filter

Detector

Directional coupler

Magic T

⇒ Unit doublet is the Laplace inverse of __________ .

1/

*s*

*s*

^{2}

*s*

none of these

⇒ If a sample of germanium and a sample of silicon have the same impurity density and are kept at room temperature

both will have equal value of resistivity

both will have equal negative resistivity

resistivity of germanium will be higher than that of silicon

resistivity of silicon will be higher than that of germanium