syllabi 10+1 voc streams - Government Senior Secondary School ...

6. Structure Materials :
99
Iron Steel, Brass, Gun Metal and Aluminium as structural materials, their properties and
applications.
SEMESTER-II
Time: 2 hrs THEORY Marks: 30
Int. Ass./CCE: 15
Total Marks: 45
7. Fuse and soldering Materials
Silver, copper, lead, Tin and alloys as fuse material, that properties and applications. Soldering
and Brazing materials and tools. Procedure of soldering and brazing and precautionary
measures.
8. Wiring Materials :
ICTP and ICDP main switches, Distribution Boards, Bustor, Conduit fittings and pipes, Battens,
Round Block, Board, Switches Lamp holders, Ceiling roses, Plugs, Sockets, Wires, etc. used for
different wiring.
9. Lubricants :
Solid, semi-solid and liquid lubricants-uses and applications.
10. Corrosion Protective Points :
Application of point for corrosion protection and precautions in pointing.
11. Transmission of Power :
Bell drive, Shaft drive, Gear drive, Chain drive, Friction drive and their application in domestic
appliances.
12. Electrical symbols and blue print reading. Simple Domestic electric circuit drawing.
13. Construction and application of bimetallic relays and thermo-couple for control of temperature
and current.
14. Introduction to Miniature Circuit Breaker (MCB) and Earth leakage Circuit Breaker (ELCB),
Specifications and their use in electrical circuits.
MATERIALS AND WORKSHOP PRACTICE
Time : 3 hrs. PRACTICAL Marks : 25
Semester-I
1) First aid box practice.
2) Identification of common tools.
3) To form two identical coils using insulated copper wire and aluminium wire of same gouge and
same number of turns and compare their resistance.
4) To make coils of Nichrome and Eureka wires of equal lengths and gouge and measure resistance,
current and power at a given voltage.
5) Identification of different insulating materials.
6) Practice on insulating (i) Slots and (ii) Cores of motors.
7) Insulating the coil winding with varnish.
8) Identification of structural materials parts.