Page 19 - Electrician -1st year -TP - Malayalam

21. Make britannia straight, britannia Tee
Profession- Verify characteris-
al Skill 160 tics of electrical and
Hrs.; magnetic circuits.
Professional (NOS: PSS/N6001,
Knowledge PSS/N6003)
36 Hrs.
Types of solders and flux. (07 hrs.)
and rat tail joints. (15Hrs.)
22. Practice in Soldering of joints / lugs.
(12 Hrs.)
23. Identify various parts, skinning and Underground cables: Description,
dressing of underground cable. types, various joints and testing
(10Hrs.) procedure.
24. Make straight joint of different types Cable insulation & voltage grades
of underground cable. (10Hrs.)
25. Test insulation resistance of under- Precautions in using various types
ground cable using megger. (06 hrs.) of cables. (07 hrs.)
26. Test underground cables for faults
and remove the fault. (10Hrs.)
27. Practice on measurement of param- Ohm’s Law; Simple electrical cir-
eters in combinational electrical circuit cuits and problems.
by applying Ohm’s Law for different
resistor values and voltage sources Kirchoff’s Laws and applications.
and analyse by drawing graphs. (08 Series and parallel circuits.
Hrs.)
Open and short circuits in series
28. Measure current and voltage in elec- and parallel networks.(04 hrs.)
trical circuits to verify Kirchhoff’s Law
(08Hrs.)
29. Verify laws of series and parallel cir-
cuits with voltage source in different
combinations. (05Hrs.)
30. Measure voltage and current against
individual resistance in electrical cir-
cuit (05hrs.)
31. Measure current and voltage and
analyse the effects of shorts and
opens in series circuit. (05 Hrs.)
32. Measure current and voltage and
analyse the effects of shorts and
opens in parallel circuit. (05 Hrs.)
33. Measure resistance using voltage Laws of Resistance and various
drop method. (03Hrs.) types of resistors.
34. Measure resistance using wheat- Wheatstone bridge; principle and
stone bridge. (02 Hrs.) its applications.
35. Determine the thermal effect of elec- Effect of variation of temperature
tric current. (03Hrs.) on resistance.
36. Determine the change in resistance Different methods of measuring the
due to temperature. (02Hrs.) values of resistance.
37. Verify the characteristics of series Series and parallel combinations
parallel combination of resistors. of resistors. (04 hrs.)
(03Hrs.)
38. Determine the poles and plot the field Magnetic terms, magnetic materials
of a magnet bar. (05Hrs.) and properties of magnet.
39. Wind a solenoid and determine the Principles and laws of electro-
magnetic effect of electric current. magnetism.
(05Hrs.)
Self and mutually induced EMFs.
(xvii)