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

(a) Block Diagram.
(b) Schematic Diagram.
(c) Layout Diagram.
(d) Wiring Diagram.
2. Identification of parts and sections of a medium wave transister/radio receiver.
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3. Assembling a medium wave transistor/radio receiver.
4. Measuring voltages at different test points of a transistor/radio receiver.
5. Check waveforms at input and output parts of different stages with the help of CRO.
Time: 3 hrs Semester-II M. Marks : 50
1. Alignment of IF stages.
2. Alignment of RF stages.
3. Fault finding in Mechanical fixtures viz. Dial Cord, Volume control, loud speaker etc.
4. Band switch wiring of a multiband radio-receiver.
5. Tracing the circuit of a given transister/radio receiver.
(iii) ENGINEERING DRAWING & DRAFTING
Paper-I ENGINEERING DRAWING
(PLANE GEOMETRY)
Time : 2 hrs. THEORY Marks : 30
Semester-I Int. Ass./CCE: 10
Total Marks: 40
BASIC CONCEPT :
1. Introduction :
Description of drawing equipment/instruments and its use, technique for handling instruments,
selection of equipment/instruments. Description of drafting machine and its usage.
2. Planning and layout of Drawings :
Need for planning, standard sizes of drawing sheets, margins, title blocks and material list
according to IS 696-1972. Standard practice of following the prints and planning the working
spaces of the drawing sheet.
Scales-simple and diagonal.
3. Lines, lettering and dimensions :
Different types of lines and their usage. Standard practices for writing with single storke with
instruments and free hand vertical and inclined capital and lower case letters and numerals,
also black lettering in the ratio 5.4, 7.4 vertical and inclined, Need of dimensioning. Principles
of dimensioning, different systems of dimensioning. Arrangement of dimensions.
4. Geometrical Constructions :
Procedure of drawing plane geometrical figures like triangle, square, parallelogram, rhambus,
circle and regular polygon, ellipse & parabola.
5. Projections of Solids :
Description of solids like cube, prism, pyramids, tetrahedron, cones and cylinders. Various
positions of solids placed on ground or V.P. Projections of solids when axis is inclined to both
the planes. (Use First and Third angle projection method).