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Q1— Section header —
1.1A workpiece is not clamped properly on the table of the drilling machine.
1.2A hammer with a loose head is used.
1.3An emery wheel is used without wearing goggles.
1.4A chisel with a mushroomed head is used.
1.55
Q2— Section header —
2.1Name the instrument you would use to do the following:
2.1.1Determine the outside diameter of round shaft.
2.1.2Determine the inside diameter of a round hole.
2.1.3Draw a long straight line.
2.1.4Do heavy work, drive in wedges and posts or do forging work.
2.1.5
2.2State a particular job in the workshop where each of the following marking off tools could be used
2.2.1Steel tape
2.2.2Folding rule
2.2.3Trammel
2.2.4Centre punch
2.2.5
2.3The following dimensions are given for the 5 method to produce a right angle
2.4Indicate whether the following statements are TRUE or FALSE. Choose the answer and write only 'True' or 'False' next to the question number (2.4.1
2.4.2\n the ANSWER BOOK.
2.4.1Sometimes you can use a try square as a hammer.
2.4.215
3.1Contrast the line of penetration between the two pipes. (2\
3.2Show the shape of the hole in the main pipe. (2\
3.3Calculate the circumference of the 44 mm diameter branch pipe. (2\
3.4Develop the pattern of the branch pipe. HINT: C = 3,142 (4\ [10]10
Q4— Section header —
4.1Give ONE word for each of the following descriptions by writing it next to the question number (4.1.1
4.1.2\n the ANSWER BOOK.
4.1.1It is corrosion resistant, heat resistant creep resistant
4.1.2It is very light, soft, malleable, ductile and corrosion resistant and it is good conductor of heat and electricity.
4.2Define the following terms
4.2.1Toughness
4.2.2Elasticity
4.2.3
4.3Give the full meaning of the following abbreviations
4.3.1DRG
4.3.2
4.4Name THREE types of steel profiles commonly used in metal work. (3\ [12]12
Q5— Section header —
5.1Bending press (5\
5.2Circular power saw (5\ [10]10
Q6— Section header —
6.1Describe where the following bolts are used:
6.1.1Countersunk bolts
6.1.2
6.2Name THREE types of bolts most commonly used in the workshop. (3\
6.3Explain the following terms:
6.3.1Pitch
6.3.2Lap
6.3.310
Q7— Section header —
7.1Briefly explain the rightward welding technique. (5\
7.2Write an essay of not more than 60 words explaining how to test for gas leaks in the oxyacetylene gas cylinders rubber hoses. (5\
7.3Introduction to Personal Protective Equipment will give workers a solid overview of what is require of employers for the use of PPE. Mention FIVE
Q8— Section header —
8.1State the meaning of the following terms:
8.1.1Earthing
8.1.2Electromotive force
8.1.3Welding machine
8.1.4Current flow (direct current\
8.1.5
8.2State FIVE safety precautions to be taken by an artisan before, during and after welding. (5\
8.3Briefly explain the term alternating current (AC\. (5\ [15]15
Q9— Section header —
9.1The length required to form the internal stiffening ring. (4\
9.2The length required to form the external stiffening ring. (4\ [8] TOTAL: 100 11022061 Copyright reserved8