02-24-2015, 06:58 AM
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solved paper
SYLLABUS:-
Section-A
D.C. Network Laws and Theorems : a) Ohm's Law, Kirchoff's Laws, Nodal and Loop methods of analysis, Star to Delta & Delta to Star transformation. b) Thevenin's theorem, Norton's theorem, superposition theorem, maximum power transfer theorem, Milman's theorem.
Section-B
Single Phase A.C. Circuits : a) Sinusoidal signal, instantaneous and peak values, RMS and average values, crest and peak factor, Concept of phase, representation-polar & rectangular, exponential and trigonometric forms, behaviors of R,L and C components in A.C. circuits.
b) Series and Paralle A.C. circuits. Concept of active and reactive power, power factor, series and parallel reasonance, Q factor, cut-off frequencies and bandwidth.
Section-C
Three Phase A.C. Circuits : Phase and line voltage and currents, balanced star and circuits, power equation, measurement of power by two wattmeter method, introduction to unbalanced circuits.
Transformers : Construction, EMF equation, ideal transformer, Phasor diagram on no load and full load, equivalent circuit, losses, regulation and efficiency, open and short circuit test.
Section-D
Electrical Machines : Construction, Principle, working E.M.F. equation and losses of D.C. machine, comparison of construction and working of D.C. machine with induction motor and synchronous machine application of DC machines.
Measuring Instrumets : Construction, operating and uses of moving iron type and moving coil type, induction type voltmeter, Ammeter, watt meter, energy meter.
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solved paper
SYLLABUS:-
Section-A
D.C. Network Laws and Theorems : a) Ohm's Law, Kirchoff's Laws, Nodal and Loop methods of analysis, Star to Delta & Delta to Star transformation. b) Thevenin's theorem, Norton's theorem, superposition theorem, maximum power transfer theorem, Milman's theorem.
Section-B
Single Phase A.C. Circuits : a) Sinusoidal signal, instantaneous and peak values, RMS and average values, crest and peak factor, Concept of phase, representation-polar & rectangular, exponential and trigonometric forms, behaviors of R,L and C components in A.C. circuits.
b) Series and Paralle A.C. circuits. Concept of active and reactive power, power factor, series and parallel reasonance, Q factor, cut-off frequencies and bandwidth.
Section-C
Three Phase A.C. Circuits : Phase and line voltage and currents, balanced star and circuits, power equation, measurement of power by two wattmeter method, introduction to unbalanced circuits.
Transformers : Construction, EMF equation, ideal transformer, Phasor diagram on no load and full load, equivalent circuit, losses, regulation and efficiency, open and short circuit test.
Section-D
Electrical Machines : Construction, Principle, working E.M.F. equation and losses of D.C. machine, comparison of construction and working of D.C. machine with induction motor and synchronous machine application of DC machines.
Measuring Instrumets : Construction, operating and uses of moving iron type and moving coil type, induction type voltmeter, Ammeter, watt meter, energy meter.