ECE :: Analog Electronics
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In a Hartley oscillator the condition for sustained oscillations is
. If there exists mutual inductance M between coils L1 and L2, then the above condition will get modified as hfe -
Figure shows current pulses of a class C power amplifier. The fundamental frequency of these pulses is
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A FET has
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A TRIAC is a semiconductor device which acts as a
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In a Darlington pair
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Figure shows a zener circuit and characteristic of the zener used. If R2 is the lowest load resistance, then for proper voltage regulation R1 must be
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In CC configuration, the output signals has approximately
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The PIV of a bridge rectifier is less than that of full wave rectifier with centre tapped transformer.
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Zero bias works only with
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