Question: Couple close roof is suitable for maximum span of________________?

• 1. 2.5 m
• 2. 3.5 m
• 3. 4.5 m
• 4. 5.5 m

Question: Higher pitch of the roof (1) results in stronger roof (2) results in weaker roof (3) requires more covering material (4) requires less covering material The correct answer is___________?

• 1. (1) and (3)
• 2. (1) and (4)
• 3. (2) and (3)
• 4. (2) and (4)

Question: The function of cleats in a roof truss is______________?

• 1. to support the common rafter
• 2. to support purlins
• 3. to prevent the purlins from tilting
• 4. all of the above

Question: Couple close roof is suitable for maximum span of______________?

• 1. 2.5 m
• 2. 3.5 m
• 3. 4.5 m
• 4. 5.5 m

Question: The function of king post in a king post roof truss is_______________?

• 1. to support the frame work of the roof
• 2. to receive the ends of principal rafter
• 3. to prevent the walls from spreading outward
• 4. to prevent the tie beam from sagging at its centre

Question: In any good staircase, the maximum and minimum pitch respectively should be_____________?

• 1. 90° and 0°
• 2. 75° and 30°
• 3. 60° and 10°
• 4. 40° and 25°

Question: Sum of tread and rise must lie between_______________?

• 1. 300 to 350 mm
• 2. 400 to 450 mm
• 3. 500 to 550 mm
• 4. 600 to 650 mm

Question: The maximum number of steps in a flight should generally be restricted to______________?

• 1. 10
• 2. 12
• 3. 15
• 4. no limit

Question: Minimum width of landing should be_______________?

• 1. equal to width of stairs
• 2. half the width of stairs
• 3. twice the width of stairs
• 4. one fourth the width of stairs

Question: The vertical posts placed at the top and bottom ends of a flight supporting the hand rail are known as_________________?

• 1. balusters
• 2. newal posts
• 3. balustrades
• 4. railings