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Q1. | When a binary adder is used as BCD adder, the sum is |

A. | correct when it is < 9 [Correct Answer] |

B. | correct when it is > 9 [Wrong Answer] |

C. | correct when it is < 16 [Wrong Answer] |

D. | none of these [Wrong Answer] |

View Answer
Explanation:-
Answer : ADiscuss 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 :**

⇒ In 8085, F register has 8 bits.

TRUE

FALSE

⇒ The energy of constant amplitude complex valued exponential sequence is ...

A

^{2}

∞

1

0

⇒ If each stage has a gain of 10 dB and noise figure of 10 dB, then the overall noise figure of a two stage cascade amplifier will be

10

1.09

1

10.9

⇒ Laplace transform of unit doublet is

1/

*s*

*s*

^{2}

*s*

none

⇒ Compared to bipolar junction transistor, a JFET has

lower input impedance

high input impedance and high voltage gain

higher voltage gain

high input impedance and low voltage gain

⇒ A variable resistance R and capacitive reactance X

_{C}are fed by an voltage. The current locus is

a semi circle in 4th quadrant

a semi circle in first quadrant

a straight line in 4th quadrant

a straight line first quadrant

⇒ Purpose of antenna is

to transmit and receive energy

to convert EM into electrical

to convert electrical into EM

all of the above

⇒

**Assertion (A):** TTL is a very popular logic in SSI and MSI category.

**Reason (R):** In Schottky TTL the power dissipation is less than in ordinary TTL.

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 true, R is false

A is false, R is true

⇒ The band gap of Si at room temperature is

1.3 eV

0.7 eV

1.1 eV

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⇒ Television receiver antenna is usually

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yagi antenna

parabolic dishes

none of the above

⇒ The equation ∇ . J = 0 is called

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Kirchoff's node equation

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⇒ An 8156 has A

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_{8}are unconnected, and AD

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(4000)

_{H}- (40FF)

_{H}

(8000)

_{H}- (80FF)

_{H}

(8000)

_{H}- (40FF)

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Any of the above

⇒ The maximum range of a radar is proportional to

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fourth root of peak transmitted pulse power

peak transmitted pulse power

none of the above

⇒ When P

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_{t}is the total power in the modulated wave, then the maximum power in AM wave is

P

_{t}= 1.5 P

_{c}

P

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P

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⇒ Which one of the following pairs is not correctly matched?

NaCl : Diamagnetic

Gd : Paramagnetic

Ferrite : Ferrimagnetic

Cr

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⇒ A rectangular waveguide (2.29 x 1.02) cm operates at a freq. of 11 GHz in TE

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⇒ As applied to a flip flop the word edge triggered's means

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flip flop can change state when clock signal goes from HIGH to LOW only

none of the above

⇒ Two infinitely long wires carrying current are as shown in the figure below. One wire is in the y-z plane and parallel to the y-axis. The other wise is in the x-y plane and parallel to the x-axis. Which components of the resulting magnetic field are non-zero at the ori

x, y, z components

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⇒ In the wheatstone bridge in figure, each resistance is increased by 0.05%. The value of v

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even harmonics

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neither odd nor even harmonics

⇒

Match the following:

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

A. | Output of signal generator | 1. | Modulated |

B. | Error signal from a synchro | 2. | Digital |

C. | Output of a JK flip flop | 3. | Analog |

D. | Signal received by radar | 4. | Stoichastic |

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

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

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

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

⇒ For a superconductor, magnetisation M in a field H is

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- H

- I

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⇒ In the circuit of figure the current through L at

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0

0.416666666666667

6.67 A

5.1 A

⇒ The signal

*y*(

*t*) =

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non-causal

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none of these

⇒ In a Vidicon camera tube,

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both sides of the target plate have the coating of antimony tri-sulphide

the side of target plate facing the light has a coating of tin oxide and the side facing electron gun has a coating of antimony trisulphide

the side of target plate facing the light has a coating of antimony trisulphide while the side facing the electron gun has a coating of tin oxide

⇒ In a radar, the return echo arrives after the allocated pulse interval. Then

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the return echo may interfere with transmitter operation

none of the above

⇒ If the Nyquist plot does not encircle the (-1 +

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TRUE

FALSE

⇒ In the op-amp circuit of figure, V

_{03 V1 - 4 V2-3 V1 + 4 V23(V1 - V2)-3(V1 - V2)}

⇒ Under ordinary circumstances, impulse noise can be reduced in

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AM only

both AM and FM

none of the above

⇒ In a decimal digital computer, the number 127 is stored

1111111

0001 00100111

10001

11000111