KWA QUIZ 3

For a circular section of masonry having diameter d, allowable eccentricity for an axial load is

• d/8

• d/6

• d/4

• d/3

Excess of sulphur present in cement will make cement to

• Sound

• Set quickly

• Unsound

• Weakens the cement

Alternative name of potash like glass is

• Soft glass

• Hard glass

• Flint glass

• Bottle glass

Defect caused by water vapour which is trapped behind the painted surface

• Grinning

• Wrinkling

• Blisting

• Flashing

The joint used in stairs formed by fitting the entire thickness of the end of one member for a short distance into another piece

• Cogged joint

• Bridle joint

• Housed joint

• Tenon joint

Valve used in pipe lines for convenience in manually closing the pipes to control the flow of water

• Globe valve

• Curb valve

• Ball valve

• Neck valve

The spillway which the flow passing over a weir or ogee crest is carried away by the channel running essentially parallel to the crest

• Trough spillway

• Shaft spillway

• Side channel spillway

• Ogee spillway

Energy correction factor for laminar flow through a circular pipe is

• 4/3

• 2

• 3

• 0.5

Diameter of bulb in a under reamed pile may be taken as

• 1 to 1.5 times diameter of stem

• 2 to 3 times diameter of stem

• 3 to 4 times diameter of stem

• 4 to 5 times diameter of stem

The coefficient of consolidation can be determined in laboratory by

• Square root of time fitting method

• California bearing ratio method

• Sand bath method

• None of the above