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Q1. | For the design of a sequential circuit having 9 states, minimum number of memory elements required is |

A. | 3 [Wrong Answer] |

B. | 4 [Correct Answer] |

C. | 5 [Wrong Answer] |

D. | 9 [Wrong Answer] |

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**Also Read Similar Questions Below :**

⇒ Nickel is a non-magnetic material.

TRUE

FALSE

⇒ A certain JK FF has

*t*= 12 nsec. The largest MOD counter that can be constructed from these FFs and still operate up to 10 MHz is

_{pd}any

8

256

10

⇒ Current chopping leads to

over voltage

over current

both over voltage and over current

either over voltage or over current

⇒ The depth of modulation is doubled in FM system then, the power transmitted

increase by factor of 2

increase by factor of 3

increase by factor of 2

none of the above

⇒ Two coils X of 1000 turns and Y of 2000 turns are placed such that 60% of the flux produced by coil X links coil Y. A current of 1 A in coil X produces 0.1 wb flux. The mutual inductance between coils is

0.12 H

0.08 H

0.06 H

0.04 H

⇒ In figure the bridge is balanced when Z

_{4}

120∠70°

187.5∠ - 10°

187.5∠ - 70°

333.3∠ - 70°

⇒ The function shown in figure, can represent a probability density function for A ________

*A*= 1/4

*A*= 1/6

*A*= 1/8

*A*= 1/2

⇒ Convolution of

*x*(

*t*+ 5) with impulse function δ(

*t*- 7) is equal to

*x*(

*t*- 2)

*x*(

*t*+ 12)

*x*(

*t*- 12)

(

*t*+ 2)

⇒ Find R

_{TH}across the terminals A a

52.28 Ω

58.28 Ω

52.82 Ω

58.82 Ω

⇒ In control systems the output of sensor usually, is

analog electrical signal

digital electrical signal

mechanical signal

analog or digital electrical signal

⇒ The Ebers-moll equation for I

_{E}in CB configuration is given by

I

_{E}= a

_{n}I

_{C}I

_{EC0}

I

_{E}= a

_{I}I

_{C}+ I

_{C0}

I

_{E}= a

_{n}I

_{C}+ I

_{C0}(

*e*

^{qVEB/KT-1})

I

_{E}= a

_{I}I

_{C}+ I

_{E0}(

*e*

^{qVEB/KT}- 1)

⇒ If E is energy level of electron and E

_{F}is fermi level, and T = 0 and E > E

_{F}, then

the probability of finding an occupied quantum state of energy higher than E

_{F}is zero

all quantum states with energies greater than E

_{F}are occupied

some quantum states with energies greater than E

_{F}are occupied

majority of quantum states with energies greater than E

_{F}are occupied

⇒ The skip distance is the maximum distance upto which ionospheric reflection is possible.

TRUE

FALSE

⇒ The transition of electron from energy level W

_{1}to W

_{2}is associated with emission or absorption of electro magnetic radiation of frequency

*f*such that

*hf*= |W

_{1}- W

_{2}|

|W

_{1}- W

_{2}|

*f*=

*h*

*hf*= 0.5|W

_{1}- W

_{2}|

(

*hf*)

^{2}= |W

_{1}- W

_{2}|

⇒ Which of the following is not between F

_{2}layer and D layer?

E layer

F

_{1}layer

G region

All of the above

⇒ Which of the following pairs are correctly matched?

- Brune's realisation : realisation with ideal transformer.
- Cauer realisation : ladder realisation.
- Bott Duffin realisation : with non ideal transformer.

1, 2 and 3

2 and 3

1 and 3

1 and 2

⇒ A depletion type NMOS is operated in enhancement mode. V

_{p}= - 4 volts. For V

_{GS}= + 3 volts as V

_{DS}is increased, I

_{D}becomes nearly constant when V

_{ps}equals

1 volt

3 volts

4 volt

7 volts

⇒ The frequency range of 300 kHz to 3000 kHz is known as

low frequency

medium frequency

high frequency

very high frequency

⇒ In a colour TV receiver AFT stands for

Automatic Fine Tuning

Automatic Frequency Tuning

Automatic Field Tuning

Alignment Frequency Tuning

⇒ Which of the following statement is correct?

Decimal 9 is represented as 1011 in Excess-3 code

Decimal 9 is represented as 1001 is BCD code

Decimal 10 is represented as 1100 is Gray code

Decimal 10 is represented as 1001 in binary code

⇒ Two current sources each of rms value 10 A have frequencies 40 Hz and 50 Hz respectively. They are connected in series, the expression for resultant wave is

*i*= 10 sin 40

*t*+ 10 sin 50

*t*

*i*= 14.14 sin 40

*t*+ 14.14 sin 50

*t*

*i*= 14.14 sin 80 p

*t*+ 14.14 sin 100 p

*t*

*i*= 20 sin 80 p

*t*+ 20 sin 100 p

*t*

⇒ In a second order system, peak overshoot is independent of

damping factor

natural frequency

both damping factor and natural frequency

neither damping factor nor natural frequency

⇒ In the following astable multivibrator circuit, which properties of

*v*

_{0}(

*t*) depends on R

_{2Only the frequencyOnly the amplitudeBoth the amplitudeNeither the amplitude nor the frequency}

⇒ In ac bridge measurements, 'Wagner ground' means

a special RC connection to eliminate stray magnetic effects

a special RC connection to eliminate stray capacitance effects

an unwanted and unintended ground connection

a large metal plate buried in ground connected to one corner of bridge

⇒ The application of magnetic field to superconducting material

increases transition temperature

decreases transition temperature

has no effect on transition temperature

may increase or decrease the transition temperature

⇒ A super heterodyne receiver has a IF of 465 kHz. It is tuned to a station broadcasting at 500 KHz and its oscillator is operating at 965 KHz, then the 1330 KHz frequency would be

adjacent channel frequency

image frequency

gyro frequency

maximum usable frequency

⇒ In molecules of ionic crystals, orientation polarization is zero.

TRUE

FALSE

⇒ The MOS symbols shown indica

1, 3, 6

2, 4, 6

1, 3, 5

2, 3, 6

⇒ The force required to initiate motion between two contacting surfaces is called

coulomb friction

viscous friction

static friction

none of the above

⇒ The unit of displacement density is

volt/metre

ampere/metre

^{2}

coulombs/metre

coulombs/metre

^{2}