Page 16 - Electrician - 1st Year - TT - Punjabi

40.Determine direction of induced emf Electrostatics: Capacitor- Different
and current. (03hrs.) types, functions, grouping and
uses. (08 hrs.)
41.Practice on generation of mutually
induced emf. (03hrs.)

42.Measure the resistance, impedance
and determine inductance of choke
coils in different combinations.
(05Hrs.)
43.Identify various types of capacitors,
charging / discharging and testing.
(05 Hrs.)
44.Group the given capacitors to get the
required capacity and voltage rating.
(05 Hrs.)
45.Measure current, voltage and PF and Inductive and capacitive reactance,
determine the characteristics of RL, their effect on AC circuit and related
RC and RLC in AC series circuits. vector concepts.
(06Hrs.)
46.Measure the resonance frequency in Comparison and Advantages of DC
AC series circuit and determine its and AC systems.
effect on the circuit. (05hrs.) Related terms frequency, Instanta-
47.Measure current, voltage and PF and neous value, R.M.S. value Average
determine the characteristics of RL, value, Peak factor, form factor,
RC and RLC in AC parallel circuits. power factor and Impedance etc.
(06Hrs.) Sine wave, phase and phase differ-
48.Measure the resonance frequency in ence.
AC parallel circuit and determine its
effects on the circuit. (05hrs.) Active and Reactive power.
49.Measure power, energy for lagging and Single Phase and three-phase sys-
leading power factors in single phase tem.
circuits and compare characteristic Problems on A.C. circuits. (10 hrs.)
graphically. (06Hrs.)
50.Measure Current, voltage, power, en-
ergy and power factor in three phase
circuits. (05hrs.)
51.Practice improvement of PF by use of
capacitor in three phase
circuit.(03Hrs.)
52.Ascertain use of neutral by identifying Advantages of AC poly-phase sys-
wires of a 3-phase 4 wire system and tem.
find the phase sequence using phase
sequence meter. (07Hrs.) Concept of three-phase Star and
Delta connection.
53.Determine effect of broken neutral wire
in three phase four wire system.(04hrs.) Line and phase voltage, current and
54.Determine the relationship between power in a 3 phase circuits with
Line and Phase values for star and delta balanced and unbalanced load.
connections. (07Hrs.) Phase sequence meter. (10 hrs.)
55.Measure the Power of three phase cir-
cuit for balanced and unbalanced
loads. (10Hrs.)
56.Measure current and voltage of two
phases in case of one phase is short-
circuited in three phase four wire sys-
tem and compare with healthy system.
(07hrs.)

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