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Analog Electronics

Analog Electronics
The percentage voltage regulation of voltage supply providing 100 V unloaded and 95 V at full load is

  5 %.
  5.3 %.
  none of them.
  0.53 %.

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Analog Electronics
When the Q point moves along the load line, VCE decreases when the collector current

 decreases.
None of these
 stays the same.
  increases.

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Analog Electronics
Darlington connection is achieved in 2 transistors by connecting

 both emitter.
 grounding both collector.
 both collector.
 both base.

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Analog Electronics
In the constant-current region, how will the IDS change in an n-channel JFET?

  As VGS decreases ID decreases.
  As VGS increases ID increases.
  As VGS increases ID remains constant.
  As VGS decreases ID remains constant.

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Analog Electronics
An amplifier using an opamp with slew rate SR=1v/µsec has a gain of 40db.if this amplifier has to faithfully amplify sinusoidal signals from dc to 20 KHz without introducing any slew-rate induced distortion, then the input signal level must not exceed

39.5mV
79.5 mV
395mV
795mV

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Analog Electronics
Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250, are cascaded. The open circuit voltage gain of combined amplifier is

51dB
102dB
98dB
49dB

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