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Q1. | A 12-bit binary counter has the following state. The octal number represente |

A. | 677 [Wrong Answer] |

B. | 7163 [Correct Answer] |

C. | 7128 [Wrong Answer] |

D. | 7183 [Wrong Answer] |

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

⇒ During transmission over a communication channel, bit errors occur independently with probability P. If a block of

*n*bits is transmitted, the probability of at most one bit error is equal to

1 - (1 - P)

^{n}

P + (

*n*- 1) (1 - P)

*n*P (1 - P)

^{n - 1}

(1 - P)

^{n}+

*n*P (1 - P)

^{n - 1}

⇒ A buffer is a device that isolates other devices. Typically a buffer has

a high input impedance and a low output impedance

a high input impedance as well as output impedance

a low input impedance and a high output impedance

a low input impedance as well as output impedance

⇒ A real number consists of

integer part

integer part and fraction part

integer part, fraction part along with positive or negative sign

none of the above

⇒ The number of valence electrons in donor impurity are

5

4

3

1

⇒ In CE connection, the leakage current of a transistor is about

10 x 10

^{-9}A

5 x 10

^{-6}A

200 x 10

^{-6}A

5 x 10

^{-3}A

⇒ Transient current in a loss free LC circuit when excited from an ac source is an __________ sine wave.

undamped

over damped

under damped

critically damped

⇒ If the peak value of output of a half wave rectifier is 100 V, the rms value is

100 V

50 V

70.7 V

35.35 V

⇒ Efficiency of class A power amplifier is very poor.

TRUE

FALSE

⇒ Half wave sysmmetry means

*f*(

*t*) = -

*f*(

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TRUE

FALSE

⇒ The current I

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mainly depends on the emitter base junction bias

depends largely on the emitter doping

⇒ Magnetic amplifier is used for

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power amplification

current amplification

frequency amplification

⇒ Two meters X and Y require 40 mA and 50 mA for full scale deflection. Then

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Y is more sensitive

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it is not possible to determine from given data

⇒ In figure the output

*v*(

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amplitude modulated signal

frequency modulated signal

none of the above

⇒ In rectifier circuits, the rms value of ac component of output voltage is equal to

V

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0.5 V

_{rms}

(V

_{rms}- V

_{dc})

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(V

_{rms}

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⇒ The chip 8257 is a

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programmable DMA controller

programmable peripheral interface

none of the above

⇒ A leaky dielectric has ∈

_{r}= ∈

_{r}

^{'}-

*j*∈

_{r}

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TRUE

FALSE

⇒ When a current source I is suddenly connected across a two terminal relaxed RC circuit at time

*t*= 0, the voltage across the current source is shown in figure. The RC circui

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a parallel combination of R and C

a series combination of R and parallel combination of R and C

a pure capacitor

⇒ What will be maximum input that can be converted for a 6 bit dual slope A/D converter uses a reference of -6v and a 1 MHz clock. It uses a fixed count of 40 (101000).

9 V

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8 V

⇒ In radar system if the antenna diameter is increased by a factor of 4, the minimum range will increased by a factor of

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22

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⇒ In the circuit of figure, the switch is closed at

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infinity

⇒ In standing wave pattern on a transmission line

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⇒ The electric energy required to raise the temperature of a given amount of water is 1000 kWh. If heat losses are 25%, the total heating energy required is __________ kWh.

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⇒ The synthesis of minimum function was suggested by

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⇒ A choke coil has a resistance to reactance ratio of 0.2. The power factor of the choke coil is

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less than 0.2 leading

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⇒ 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.

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0.75 kHz

0.5 kHz

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⇒ If E

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E

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⇒ Which of the following is not a wideband antenna?

Marconi

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Helical

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⇒ Four capacitors are in parallel. Their values are 36.3 μF, 3.85 μF, 34.002 μF and 850 μF with an uncertainty of digit in the last place. The total capacitance in significant figures is

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75.1 ± 0.1 μF

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⇒ In a 4 bit weighted resistor D/A converter, the resistor value corresponding to LSB is 32 kΩ. The resistor value corresponding to MSB will be

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⇒ Which statement is incorrect for parallel resonance?

P.f. is 1

Y is minimum

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Z is minimum