Building Construction

251. The vertical sides of a door and window openings provided in a wall, are known as

1. Verticals
2. Reveals
3. Jambs
4. None of these

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252. The voussoir placed at crown of an arch, is known as a

1. Key
2. Soffit
3. Springer
4. Haunch

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253. The wedge shaped bricks forming an arch ring, are called

1. Soffits
2. Voussoirs
3. Haunches
4. Spandrils

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254. The width of the hollow space between two walls of a cavity wall should not exceed

1. 5 cm
2. 7.5 cm
3. 10 cm
4. 15 cm

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255. The window which is provided in flat roof of a room, is known

1. Dormer window
2. Lantern window
3. Louvered window
4. Sky window

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256. The window which is provided on a sloping roof of a building, is called

1. Lantern window
2. Dormer window
3. Louvered window
4. Rash window

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257. The window which projects outside a room of a building for admitting more light and air, is known

1. Bay window
2. Casement window
3. Lantern window
4. Dormer window

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258. The X-ray rooms are plastered with

1. Plaster of Paris
2. Barium plaster
3. Martin's cement
4. Keen's cement

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259. To construct a 10 cm thick partition wall, you will prefer

1. English bond
2. Flemish bond
3. Header bond
4. Stretcher bond

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260. To ensure that supporting area of an offset footing of a boundary wall is fully compressive, the C.G. of load must act

1. At the centre of the base
2. Within the middle third of the base
3. Within the middle fifth of the base
4. Neither (a), (b) nor (c)

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