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Q1. | The circuit in figur |

A. | Cauer I form [Wrong Answer] |

B. | Foster I form [Correct Answer] |

C. | Cauer II form [Wrong Answer] |

D. | Foster II form [Wrong Answer] |

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

⇒ If interrupt service request have been received from all of the following interrupts, then which one will be serviced last?

RST 5.5

RST 6.5

RST 7.5

None of these

⇒ A system has 12 poles or 2 zeros. Its high frequency asymptote in its magnitude plot has slope of

-200 dB/decade

-240 dB/decade

-280 dB/decade

-320 dB/decade

⇒ In a crystal oscillator of the Colpitt's oscillator type, the crystal is put is place of the

resistor R

_{1}

condenser C

_{2}

condenser C

_{1}

inductor L

⇒ In the given figure shows a periodic triangular wave. The Fourier series will

all cosine terms

all sine terms

odd cosine terms

odd sine terms

⇒ If H(

*s*) is positive real, 1/H(

*s*)

is positive real

is not positive real

may or may not be positive real

must possess some other properties also if it is to be positive real

⇒ In a full bridge single phase inverter feeding RLC load

one thyristor and one diode conduct simultaneously

two thyristors conduct simultaneously

two thyristors or two diodes conduct simultaneously

four thyristors conduct simultaneously

⇒ In the circuit of figure, the current through battery E

_{21 A discharging1 A charging9 A discharging9 A charging}

⇒ When a semi-conductor is doped, its electrical conductivity

increases

decreases in the direct ratio of the doped material

decreases in the inverse ratio of the doped material

remains unaltered

⇒ A parity check usually can detect

one-bit error

double-bit error

three-bit error

any-bit error

⇒ Some of MOS families are PMOS, CMOS, the family dominating the LSI field, where low power consumption is necessary is

NMOS

CMOS

PMOS

both NMOS, CMOS

⇒ Bandwidth of an antenna is related with where Q is quality factor

Q ∝ B

Q ∝ 1/B

Q ∝ B

^{2}

Q ∝ 1/B

^{2}

⇒ A surface charge density of 8

*nc/m*

^{2}is present on a plane

*x*=

*z*. A line charge density of 30

*n*C/

*m*is present on line

*x*= 1,

*y*= 2 Find V

_{AB}for points A(3, 4, 0) and B(4, 0, 1)

583.38 V

58.338 V

583.38

*m*V

58.338

*m*V

⇒ The impulse response of discrete time system is

*x*[

*n*] = (4)

^{n}∪[3 -

*n*], the system is

casual

stable

stable and casual

stable and non-casual

⇒ At millimeter wavelength the favoured mode in circular wave guide is

TE

_{01}

TE

_{11}

TE

_{20}

TE

_{21 }

⇒ In an R-L-C circuit,

*v*(

*t*) = 20 sin (314

*t*+ 5 p/6) and

*i*(

*t*) = 10 sin (314

*t*+ 2p/3). The p.f of the circuit is

0.5 lead

0.866 lag

0.866 lead

0.5 lead

⇒ The different access methods which permit many satellite users to operate in parallel through a single transponder without interfering with each other as

Frequency Division Multiple Access (FDMA)

Time Division Multiple Access (TDMA)

Code Division Multiple Access (CDMA)

All of the above

⇒ Which of the following is the fastest switching device?

JFET

BJT

MOSFET

Triode

⇒ In which of the following semiconductor are holes minority carriers

extrinsic

*p*type

*n*type

intrinsic

⇒ The value of 2

^{5}in octal system is

40

20

100

200

⇒

Match the following:

List I | List II | ||
---|---|---|---|

A. | TTL | 1. | Low propagation delay |

B. | ECL | 2. | Low power consumption |

C. | MOS | 3. | High packing density |

D. | CMOS | 4. | Saturated bipolar logic |

A-4, B-1, C-3, D-2

A-4, B-3, C-1, D-2

A-4, B-3, C-2, D-1

A-3, B-1, C-4, D-2

⇒ Among the various modulation systems, the most favoured from the point of linearity of modulation and efficiency is

anode or collector modulation

central grid modulation

screen grid modulation

modulated oscillators

⇒ 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

⇒ In a series circuit with X

_{L}constant and R variable the current locus lies in the third quadrant.

TRUE

FALSE

⇒ Dielectric constant of transformer oil is about

1

4

10

20

⇒ The fluctuation in the received signal strength at the receiver of a random variation in the received signal is known as

fluctuation

fading

absorption

cycling

⇒ For resonant long wire antenna '

*n*' half wavelength long in free space, if '

*n*' is increased then inclination of the major lobe with wire axis will __________ .

increases

decreases

remains same

none

⇒ The reactance of coupling capacitor for AC signals in an amplifier, should be

as low as possible

as high as possible

neither low nor high

either low or high

⇒ Electrical contact materials used in switches, brushes and relays must possess

high thermal conductivity and high melting point

low thermal conductivity and low melting point

high thermal conductivity and low melting point

low thermal conductivity and high melting point

⇒ The mean life time of carrier may range from 10

^{-9}seconds to hundreds of μ-seconds.

TRUE

FALSE

⇒ If a piece of wood is placed in a magnetic field

the magnetic field will not be affected

the magnetic lines of force will bend towards the piece

the magnetic lines of force will bend away from the piece

the flux may increase or decrease