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Q1. | A buffer amplifier should have |

A. | high output impedance and high input impedance [Wrong Answer] |

B. | high output impedance and low input impedance [Wrong Answer] |

C. | low output impedance an low input impedance [Wrong Answer] |

D. | low output impedance and high input impedance [Correct Answer] |

View Answer
Explanation:-
Answer : DDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

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⇒ The pinch-off voltage is the drain voltage on the shorted gate drain curve above which the drain current becomes

almost negligible

very high

almost constant

highly variable

⇒ A voltage v = 5 + 50 sin ω

*t*/ + 5 sin 5 &omega

*t*is applied to a pure capacitor of capacitance 1 ωF. If

*f*/= 314 rad/sec, current is

1 + 0.0157 cos 314

*t*+ 0.00785 cos 1570

*t*

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*t*+ 0.00785 cos 1570 t

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*t*+ 0.00785 sin 1570

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⇒ The stationary process has

all the statistical Properties dependent on time.

all the statistical Properties independent of time.

aime average is equal to ensemble average.

zero variance.

⇒ The dimensions of EMF are

ML

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M

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⇒ What is the frequency of audio modulation?

1000 Hz

2000 Hz

3000 Hz

2000 kHz

⇒ Mark out the WRONG statem

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Is less flexible so that channels of widely different capacities cannot used and intermixed

⇒ In the generic microprocessor

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machine cycle time period is shorter than instruction cycle time period

instruction cycle time period is exactly half of machine cycle time period

instruction cycle time period is exactly equal to machine cycle time period

⇒ The direction in a Yagi Uda antenna

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⇒ A transistor has a maximum power dissipation of 350 mW at an ambient temperature of 25°C. If derating factor is 2 mW/°C, the maximum power dissipation for 40°C ambient temperature is

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330 mW

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⇒ The counter shown in the given figure is built using 4 -ve edge triggered toggle FFs. The FF can be set asynchronously when R = 0. The combinational logic required to realize a modulo-13 counte

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*f*times/sec

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0.75 V

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None