Woodwork questions and answers
Explain how varnish in applied to newly prepared surface
Briefly explain the function of at least 4 parts of a tree trunk
Make a cross – section through a tree trunk naming all the parts.
Define the term timber conversion
The figure 4 below shows a bookshelf made of camphor wood. The back is fitted with a 3mm plywood. The number of screw used is 15. All members are 20mm thick.
Outline the procedure of applying a first – coat of oil paint on wooden surface
Figure 3 shows a rectangular speaker grill with a elliptical hole. Illustrate the procedure of making out the hole using pin and string method
With aid of sketch, describe each of the following timber defects
The figure below shows an isometric block. Draw the following views ( full size) in first angle projection:
The figure 2 below shows an exploded view of a joint used in woodwork. Sketch the views of the assembled joint in first – angle projection.
Illustrate two methods in edge treatment on a block board
The figures below shows an abrasive material
Outline the procedure of manufacturing chipboard from raw materials
Sketch the following methods of nailing: Dovetail nailing,
Name the iron monger used for keeping the cabinet door in a closed position without locking
Differentiate between apprenticeship training and craft training
advantages and 2 disadvantages of using paint on wood surfaces
Outline the process of boring a hole on wood using an expansive bit
List – two advantages of a metal plane over a wooden plane
Name the metal most commonly used for making a jack plane
List four precautions to be observed when using a hand saw
Differentiate between paring and chopping
Differentiate between countersinking and counterboring
State any two factors to consider when determining the method of timber conversion
State any two factors to consider when Making an order for plywood
Name one man – made board made from Wood particles
Name one man – made board made from Wood fibres
Show by means of sketches two typical uses of a sliding bevel
What determines the size of a surface planer?
State two important rules to be observed before operating machines in the workshop
State any two safely precautions to be observed when Sharpening tools
State any two safely precautions to be observed when grinding tools