Worksheets2A Timber Conversion
Total questions: 10
Worksheet time: 5mins
What is the primary advantage of quarter sawn lumber?
It is the fastest method of cutting timber.
It is suitable for structural timber.
It produces boards with attractive grain patterns.
It is the cheapest method of cutting timber.
Which cutting method is known for producing narrow boards with accentuated vertical grain patterns?
Rift Sawn
Quarter Sawn
Tangential Cut
Plain Sawn
What is a disadvantage of using quarter sawn lumber?
It is unsuitable for decorative purposes.
It produces wider boards than other methods.
It is more expensive due to the need for multiple cuts.
It is less stable than plain sawn lumber.
What is the main characteristic of tangential cut boards?
They are the strongest type of lumber.
They are the most expensive type of lumber.
They are used extensively for beams and joists.
They shrink and swell significantly.
Which category of Malaysian hardwood timbers is classified as having a density of 800 ~ 1120 kg/m3?
Heavy Hardwoods
Medium Hardwoods
Mixed Light Hardwoods
Light Hardwoods
What is a common application for medium hardwoods?
Boat-building
Heavy construction
Furniture
Railway sleepers
What is a disadvantage of using tangential boards?
They are not suitable for flooring.
They are prone to shrinkage and cupping.
They are the cheapest option available.
They cannot take nails without splitting.
What is the main reason for the high cost of rift sawn timber?
It is sourced from rare tree species.
It requires multiple cuts to achieve quality.
It requires fewer cuts than other methods.
It produces wider boards.
What is the typical density range for light hardwoods?
600 ~ 800 kg/m3
800 ~ 1120 kg/m3
720 ~ 880 kg/m3
400 ~ 720 kg/m3
Which of the following is NOT a characteristic of quarter sawn lumber?
More expensive
Less distortion
More wastage
More stable
