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Q1. | Consider z transform of a signal as given b |

A. | IIR [Wrong Answer] |

B. | FIR [Correct Answer] |

C. | Depends on value of n [Wrong Answer] |

D. | Cannot determined [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 :**

⇒ As compared to BJT, MOSFET has

lower switching losses and higher conduction losses

higher switching losses and higher conduction losses

higher switching losses and lower conduction losses

lower switching losses and lower conduction losses

⇒

Match the following:

List I (Memories) | List II (Characteristic) | ||
---|---|---|---|

A. | Static PLA | 1. | erasable, programmable |

B. | CCD | 2. | ultra high speed |

C. | ECL | 3. | stores large volume of data |

D. | GAL | 4. | Does not need refreshing |

5. | Non-volatile |

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

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

A-5, B-1, C-2, D-3

A-3, B-5, C-2, D-1

⇒ If KMT = 100, LITRES = 5.0, PCOST = 28.0 and OPCOST = 70.0 what will be the result of the following FORTRAN 77 program?

2.1

21

21

⇒ For any given two port network, any parameter set can be determined from measurements made at the two ports.

TRUE

FALSE

⇒ The dual of A + [B + (AC)] + D is

A + [(B (A + C))] + D

A [B + AC] D

A + [B (A + C)] D

A [B (A + C)] D

⇒ A Maxwell's bridge has the unknown inductance in one arm and resistance in the other three arms.

TRUE

FALSE

⇒ Which of the following

*h*parameters is an admittance?

*h*

_{ie}

*h*

_{re}

*h*

_{fe}

*h*

_{oe}

⇒ Quality factor will be

*a*/

*b*

*b*/

*a*

*b*/

*a*

*ab*

⇒ Double integration of a unit step function would lead to

an impulse

a parabola

a ramp

a doublet

⇒ In telephone, the dial tone has a frequency of

5 Hz

15 Hz

33 Hz

233 Hz

⇒ The amount of dielectric heating is inversely proportional to frequency.

TRUE

FALSE

⇒ The snubber circuit consists of

a capacitor connected in series with thyristor

a capacitor connected in parallel with thyristor

a resistor and capacitor in series connected across thyristor

none of the above

⇒ In which of the following semiconductor are holes majority carriers

intrinsic

extrinsic

*p*type

*n*type

⇒ In a three variable K map four adjacent cells give

single variable term

two variable term

three variable term

either (a) or (b)

⇒ If an inductance L is connected in one arm of bridge and resistance R

_{1}, R

_{2}, R

_{3}in other three arms

the bridge cannot be balanced

the bridge can be balanced

the bridge is balanced for some specified value of frequency

the bridge is balanced for some specific values of R

_{1}, R

_{2}, R

_{3}

⇒ The hexadecimal number BBC7 is equivalent to decimal number

49761

46791

47691

49761

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

Q ∝ B

Q ∝ 1/B

Q ∝ B

^{2}

Q ∝ 1/B

^{2}

⇒

**Assertion (A):** Hall effect is used to find the type of semiconductor.

**Reason (R):** When a specimen of semiconductor carrying current I lies in a magnetic field the force on electrons and holes is in opposite directions.

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

⇒ An engineer designs an amplifier to have a voltage gain of 60, but when constructed it only had a gain of 50. What value of feedback will double the gain?

0.005

0.0066

0.01

0.033

⇒ Y = A + A B is the same as

Y = AB

Y = A + B

Y = A + B

Y = A + B

⇒ An average response rectifier type electronic voltameter has a d.c. voltage of 10 V applied to it. What is the meter reading?

7.1 V

10 V

11.1 V

22.2 V

⇒ A FET is a better clapper than a BJT because it has

lower off-set voltage

higher series ON resistance

lower input current

higher input impedance

⇒

**Assertion (A):** In an R-L circuit having low resistance, current lags the voltage by nearly 90°.

**Reason (R):** Power factor of a series RL circuit is R/Z.

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

Both A and R are true and R is not the correct explanation of A

A is true but R is false

A is false but R is true

⇒ Which mode has the minimum cutoff frequency in rectangular wave guides?

TE

_{11}

TE

_{10}

TE

_{01}

TE

_{20}

⇒ Graphic equaliser system in stereophonic systems generally have

3 or 4 bands

1 band

more than 8 bands

large number of bands

⇒ In communication satellites, the up-link normally operates at a higher frequency than the down-link because it

gives a narrow beam shining into space

results in lesser signal attenuation

gives better beam-shaping

is easier to polarize a high frequency beam

⇒ Selectivity varies with receiving frequency, frequency is raised.

Somewhat better when the receiving frequency is raised

Somewhat better at intermediate frequency

Somewhat worse when the receiving frequency is lowered

Somewhat worse when the receiving frequency is raised

⇒ As the temperature of semiconductor is increased

the average number of free charge carriers decreases

the average number of free charge carriers increases

the average number of free charge carriers remains the same

the average number of free charge carriers may increase or decrease

⇒ The trigonometric Fourier series for the waveform

*f(t)*shown below con

only cosine terms and zero value for the dc component

only cosine terms and a positive value for the dc component

only cosine terms and a negative value for the dc component

only sine terms and a negative for the dc component

⇒ In which material do conduction and valence bands overlap

insulators

conductors

both conductor and semiconductor

semiconductors