Building Construction
The position of a brick when laid on its side 9 cm × 9 cm with its frog in the vertical plane, is called

Brick on edge
Brick held vertically
Brick on end
Brick on bed

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Building Construction
Depth or height of the arch is the

Perpendicular distance between springing line and extrados
Perpendicular distance between intrados and extrados
Vertical distance between springing line and intrados
None of these

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Building Construction
Gravels

Vary in size between 2 to 20 mm
Are cohesionless aggregates
Never swell when they come into contact with water
All listed here

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