An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current shunt negative feedback amplifier using the above amplifier with a feedbacik factor of 0.2 is

Analog Electronics
An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current shunt negative feedback amplifier using the above amplifier with a feedbacik factor of 0.2 is

11KΩ

1/5KΩ

5KΩ

1/11KΩ

11KΩ

1/5KΩ

5KΩ

1/11KΩ

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Analog Electronics
Generally, the gain of a transistor amplifier falls at high frequencies due to the

Skin effect

Coupling capacitor at the output

Coupling capacitor at the input

Internal Capacitance of the device

Skin effect

Coupling capacitor at the output

Coupling capacitor at the input

Internal Capacitance of the device

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Analog Electronics
Which is the conversion of current done by diode ?

AC to DC

DC to DC

DC to AC

None of these

AC to DC

DC to DC

DC to AC

None of these

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Analog Electronics
Voltage Series (feedback also called series-shunt feedback) results in

Decreases in both input & output impedances

Increase in both input & output impedances

Increase in input impedance & decreases in output impedance

Decrease in input impedance & increase in output impedance

Decreases in both input & output impedances

Increase in both input & output impedances

Increase in input impedance & decreases in output impedance

Decrease in input impedance & increase in output impedance

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Analog Electronics
Silicon has

none of above.

eight valence electrons.

two valence electrons.

four valence electrons.

none of above.

eight valence electrons.

two valence electrons.

four valence electrons.

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Analog Electronics
The per unit impedance of a synchorous machine is 0.242. If base voltage is increased by 1.1 times, then per unit value will be

0.266.

0.220.

0.242.

0.200.

0.266.

0.220.

0.242.

0.200.

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Analog Electronics

Analog Electronics An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current shunt negative feedback amplifier using the above amplifier with a feedbacik factor of 0.2 is

Analog Electronics Generally, the gain of a transistor amplifier falls at high frequencies due to the

Analog Electronics Which is the conversion of current done by diode ?

Analog Electronics Voltage Series (feedback also called series-shunt feedback) results in

Analog Electronics Silicon has

Analog Electronics The per unit impedance of a synchorous machine is 0.242. If base voltage is increased by 1.1 times, then per unit value will be

Analog Electronics
An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current shunt negative feedback amplifier using the above amplifier with a feedbacik factor of 0.2 is

Analog Electronics
Generally, the gain of a transistor amplifier falls at high frequencies due to the

Analog Electronics
Which is the conversion of current done by diode ?

Analog Electronics
Voltage Series (feedback also called series-shunt feedback) results in

Analog Electronics
Silicon has

Analog Electronics
The per unit impedance of a synchorous machine is 0.242. If base voltage is increased by 1.1 times, then per unit value will be