Page 14 - R&AC - 1st Year TT Gujarati

Professional Identify the electronic 14.Identify basic electronic Electronics
Skill 47 Hrs.; components and components, tools & Introduction to Electronics. Basic
their colour code i.e. instrument. (08 hrs.) Principles of semiconductors,
Professional
Knowledge 10 transistor, capacitor, 15.Colour coding of resistors. (05 Principles and application of
diode, amplifier, I.C Diodes. Solder – its composition
Hrs. and able to work hrs.) and paste.(05 hrs..)
soldering. 16.Use voltmeter, ammeter and
multimeter. (8 hrs.)
17.Practice soldering & de-soldering.
(8 hrs.)
18.Identify transistors, resistors, Rectification, Zener diode as
capacitors, diodes, S.C.R., voltage regulator – transistors
U.J.T., amplifier andI.C. (08hrs.) parameters- diodes, ICs. (05 hrs..)
19.Construct and test full wave
rectifier using diodes. (05hrs.)
20.Construct and test a bridge
rectifier. (05hrs.)

Professional Perform gas 21.Identify gas welding equipment & Welding
Skill 39 Hrs.; welding, brazing, accessories. (05 hrs.) Introduction to basic principles of
soldering Observing
Professional 22.Demonstrate safety precaution in commonly used Welding
Knowledge 7 related safety. handling of Oxy-acetylene processes, oxy fuel gas welding
Hrs. cylinders, regulators etc. (04 / cutting, brazing & soldering,
hrs.) nozzles, base metal and filler
metal. Use of flux.Difference
23.Setting up of AIR-LPG, O2- LPG
and O2-C2H2 using can type between soldering and Brazing in
portable flame set. (04 hrs.) terms of temperatures, filler
materials, joint strengths and
24.Oxy-acetylene gas welding, application. Use of Oxy
brazing and cutting on thin sheet Acetylene, Oxy LPG, Air LPG and
metal. (7hrs.) two stage regulators
for brazing/soldering. Description
25.Demonstrate Care & Safety of
welding tools and equipment. of back fire arrester. (7 hrs..)
Back fire arrester. (03 hrs.)
26.Set Oxy-acetylene plant, use two
stage regulator, adjustment of
flame, gas pressure – O2 and
DA. (07 hrs.)

27.Perform brazing between Cu to
Cu and Cu to MS, Cu to
aluminum pipes. (9 hrs.)

Professional Identify RAC tools Basic Refrigeration Basic Refrigeration
Skill and equipment and 28.Identify & use of general hand Basic principle of refrigeration,
100Hrs.; recognize different tools, instruments & equipment working, use, specifications of
Professional parts of RAC used in refrigeration work. refrigeration tools, instruments
Knowledge system. Perform (12hrs.) and equipment. Fundamentals
15Hrs. copper tube cutting, 29.Identify & use of special tools, of Refrigeration and its
flaring, swaging, instruments & equipment used in units.Thermodynamics
brazing.
refrigeration work.(13hrs.) law.(05hrs..)
30.Identify various refrigeration Science related to refrigeration,
equipment and components of work, power, energy, force, Heat
vapour compression system like a n d T emperature,
compressor, condenser, Differenttemperature
expansion device and evaporator. scales, Thermometers, Units of

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