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(a) Describe why ordinary junction transistor is known as bipolar.
(b) Describe working of NPN transistor as common Base configuration.
Describe working of NPN transistor in CE configuration. Also show the input-output characteristics of transistor.
(c) What is faithful amplification. What are the required condition for faithful amplification.
(d) Why biasing in necessary in transistor.
Find out which of the two motors: Two three-phase induction motors while connected across a 400 V, 50 Hz supply are running at 1440 and 940 RPM respectively. Find out which of
A four-pole, three-phase, wound-rotor induction machine is to be used as a variable-frequency supply. The frequency of the supply connected to the stator is 60 Hz. (a) Let the r
what is meant by pole changing methods in induction motor
Define Time-Shifting Precedes Time-Reversing and Vice Versa Signal x[n] is time-shifted by m samples (delay in time) giving x[n - m]. This signal is then reversed at n = 0 givi
Q. Explain workinf of colpitts oscillator? When the collector supply voltage V cc is switched on, the capacitors C1 and Cz are charged. These capacitors C1 and Cz discharge thr
Explain Dielectric constant. Dielectric constant: This is also termed as 'Permittivity'. All insulating material possesses an electrical capacitance. Such capacitance of unit d
Q. A 230-V, single-phase, 60-Hz source supplies two loads in parallel. One draws 10 kVA at a lagging power factor of 0.80 and the other draws 6 kWat a lagging power factor of 0.90.
Atomic weight of an atom is (A) Sum of the number of protons and neutrons. (B) Sum of the number of protons and electrons. (C) Sum of the number of electrons and n
Continuity Equations These equations are fundamentally particle conservation equations: Electron continuity equation: ∂n /∂t = (1/q) (∂j N / ∂X) + G N - R N Hole c
Design combinational-sequential electronic logic gate circuit for a car wash....
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