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Q1. | When we use `RRC` instruction once in 8085, the number is |

A. | multiplied by 2 [Wrong Answer] |

B. | divided by 2 [Correct Answer] |

C. | multiplied by 4 [Wrong Answer] |

D. | divided by 4 [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 :**

⇒ TTL inverter has

one input

two inputs

one or two inputs

three inputs

⇒ If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is

a larger floating point number

a smaller floating point number

either (a) or (b) depending on the actual number

a negative floating point number

⇒ Which of the following are linear ICs?

RF and IF amplifiers

Wide band amplifier

Audio amplifiers

All of the above

⇒ Which of the following can act as error detecting devices

- a pair of potentiometers
- a pair of synchros
- a differential transformer
- a metadyne
- a control transformer

1, 2, 5

2, 3, 4, 5

1, 3, 4, 5

1, 2, 3, 4

⇒ A linear system is characterized by H(ω) = B

*e*

^{-2ω2}the system is physically

unrealizable

realizable

depends upon B

depends upon constant 2

⇒ The 8085 instruction

`'PUSH PSW'`

belongs to the groupdata transfer

arithmetic

logic

none of the above

⇒ A carrier is simultaneously modulated by two sine waves having modulation indices of 0.4 and 0.3. The total modulation index will be

0.1

0.7

0.5

0.35

⇒ For formation of state equations, resistance of the circuit

should be in tree

should be in cotree

may be in tree or cotree

none of the above

⇒ A dc chopper V = 500 V feeds an electric fraction dc series motor. The chopping frequency is 400 Hz. The series inductance required to limit the maximum current swing to 10 A is

20 mH

about 31 mH

about 51 mH

about 92 mH

⇒ Which of the following conditional statements is not valid in Pascal?

If A > = B then B : = C + D + X

If (N = 45) THEN X : = X + 2 ELSEX : = 0

If A < = B then A : = C * D

If (A > = B) X : Y else X : = Z

⇒ In a bipolar transistor, the base collector junction has

forward bias

reverse bias

zero bias

zero or forward bias

⇒ A constant

*k*band pass filter has a pass band from 100 to 400 Hz. The resonant frequency of series and shunt arms is

3000 Hz

2500 Hz

2000 Hz

1500 Hz

⇒ In a specimen of silicon steel, a field strength of 200 A/m causes a flux density of 0.5 T. In a specimen of cast iron, the same H would cause B to be

0.5 T

less than 0.5 T

more than 0.5 T

0.5 T or more or less

⇒ In a 7 segment display the segments

*a, c, d, f, g*are lit. The decimal number displayed will be

9

5

4

2

⇒ When ω

_{m}is the modulation frequency in frequency modulation, the modulation index is proportional to

ω

_{m}

ω

^{2}

_{m}

1/ω

_{m}

1/ω

^{2}

_{m}

⇒ Almost all resistors are made in a monolithic integrated circuit

during the entire diffusion

while growing the epitaxial layer

during the base diffusion

during the collector diffusion

⇒ A 1 kHz sinusoidal signal is ideally sampled at 1500 samples/sec and the sampled signal is passed through an ideal low pass filter with cut off frequency 800 Hz. The output signal has the frequency.

0 Hz

0.75 kHz

0.5 kHz

0.25 kHz

⇒ The number of leads in a power semiconductor diode are

2

3

4

2 or 3

⇒ At room temperature, the current in intrinsic semiconductor is due to

holes

electrons

ions

holes and electrons

⇒ Tellegen's theorem is applicable to

circuits with passive elements only

circuits with linear elements only

circuits with time invariant elements only

circuits with active or passive, linear or nonlinear and time invariant or time varying elements

⇒ The total inductance of two coils is 60 mH in series aiding connection and 40 mH in series opposing connection. The mutual inductance between coils is

20 mH

10 mH

5 mH

2.5 mH

⇒ India's first domestic geostationary satellite 1NSAT-IA was launched on 10th April 1982 from

USSR

USA

UK

UP

⇒ Human ear can detect sound intensities of the order of

10

^{-4}W/m

^{2}

10

^{-8}W/m

^{2}

10

^{-13}W/m

^{2}

10

^{-18}W/m

^{2}

⇒ When two 4 bit parallel adders are cascaded we get

4 bit parallel adder

8 bit parallel adder

16 bit parallel adder

none of the above

⇒ The hexadecimal number 'A0' has the decimal value

80

256

100

160

⇒ The circuit in the given figur

low pass filter

high pass filter

band Pass filter

band reject filter

⇒ A radio frequency choke permits an easy flow of __________ current and at the same time it offers a very impedance to __________ currents.

A.C., low frequency

A.C., high frequency

D.C., low frequency

D.C. high frequency

⇒ In a single stage differential amplifier, the output offset voltage is mainly dependent on the mismatch of

V

_{BE}, I

_{B}and β

V

_{BE}and I

_{B}

I

_{B}and β

V

_{BE}and β

⇒ The circuit shown in the figure, with R = 1/3 Ω, L = 1/4H, C = 3F has input voltage

*v*(

*t*) = sin2

*t*. The resulting current

*i*(

*t*

5 sin (2

*t*+ 53.1°)

5 sin (2

*t*- 53.1°)

25 sin (2

*t*+ 53.1°)

25 sin (2

*t*- 53.1°)

⇒ When a constant voltage source and constant current source are in series, the current source is ineffective.

TRUE

FALSE