INDUSTRIAL TECHNOLOGY - TIMBER M/C QUESTIONS AND ANSWERS #12
1. (C) To prevent the blade jamming: What is the purpose of the kerf on a saw blade?
(A) To remove waste material
(B) To reduce noise when cutting
(C) To prevent the blade jamming
(D) To reduce vibration when cutting
2. (C) Haunched: What type of mortise and tenon joint is shown?
(A) Wedged
(B) Through
(C) Haunched
(D) Long and short shouldered
3. (A) PVA: (Which of the following adhesives would be the LEAST suitable for application in
outdoor furniture?
(A) PVA
(B) Epoxy resin
(C) Urea formaldehyde
(D) Resorcinol formaldehyde
4. (B) Cutting along the grain: In the conversion and preparation of timber, what does ripping
refer to?
(A) Cutting to length
(B) Cutting along the grain
(C) Cutting across the grain
(D) Cutting at any compound angle
5. (C) Using a whetstone to finish sharpening of a tool blade: Which of the following processes
is honing?
(A) Setting the teeth on a handsaw to create the kerf
(B) Sharpening of a scraper with a hardened steel rod
(C) Using a whetstone to finish sharpening of a tool blade
(D) Removing fine timber shavings with a hardened plate
6. (B) Reduced expense due to lower energy input: What is the main advantage of air seasoning
over kiln seasoning of timber?
(A) Faster removal of moisture content
(B) Reduced expense due to lower energy input
(C) Increased control over final moisture content
(D) Increased stability due to slower moisture removal
7. (A) To remove the need to pre-countersink the hole: What is the purpose of the ridges on the
underside of a countersunk head chipboard screw?
(A) To remove the need to pre-countersink the hole
(B) To bind into the timber surface to prevent splitting
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1. (C) To prevent the blade jamming: What is the purpose of the kerf on a saw blade?
(A) To remove waste material
(B) To reduce noise when cutting
(C) To prevent the blade jamming
(D) To reduce vibration when cutting
2. (C) Haunched: What type of mortise and tenon joint is shown?
(A) Wedged
(B) Through
(C) Haunched
(D) Long and short shouldered
3. (A) PVA: (Which of the following adhesives would be the LEAST suitable for application in
outdoor furniture?
(A) PVA
(B) Epoxy resin
(C) Urea formaldehyde
(D) Resorcinol formaldehyde
4. (B) Cutting along the grain: In the conversion and preparation of timber, what does ripping
refer to?
(A) Cutting to length
(B) Cutting along the grain
(C) Cutting across the grain
(D) Cutting at any compound angle
5. (C) Using a whetstone to finish sharpening of a tool blade: Which of the following processes
is honing?
(A) Setting the teeth on a handsaw to create the kerf
(B) Sharpening of a scraper with a hardened steel rod
(C) Using a whetstone to finish sharpening of a tool blade
(D) Removing fine timber shavings with a hardened plate
6. (B) Reduced expense due to lower energy input: What is the main advantage of air seasoning
over kiln seasoning of timber?
(A) Faster removal of moisture content
(B) Reduced expense due to lower energy input
(C) Increased control over final moisture content
(D) Increased stability due to slower moisture removal
7. (A) To remove the need to pre-countersink the hole: What is the purpose of the ridges on the
underside of a countersunk head chipboard screw?
(A) To remove the need to pre-countersink the hole
(B) To bind into the timber surface to prevent splitting
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2
