Analog-designs Questions Set 53:
Find the DC power of a class B amplifier if the AC power is 84 W.
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How does the drain current of a MOSFET vary with VGS in the saturation region?
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What should be the level of input resistance to allow the occurrence of source loading in a common base amplifier configuration?
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What causes the input voltage for starting oscillations in an oscillator?
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Find the number of electrons flowing in a conductor in one second if the current flowing through it is 5 amperes.
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Active heat sinks are less durable than passive heat sinks because of the presence of?
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The temperature of a room is noted to be 28°C. What will the thermal voltage generated be at the junction of a diode brought into the room?
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A carrier signal is amplitude modulated by a sinusoidal signal to a depth of 50%. The resulting side frequencies are 335 kHz and 337 kHz. Find the frequency of the carrier signal.
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Which one of the following statements about the Wienbridge oscillator is not true?
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A resistor of 20Ω resistance is in series with a 0.5H pure inductor. Find the voltage across the resistor and the voltage across the inductor if the applied frequency is 50 Hz and the current through the inductor is 5A.
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