The term string is used for______________?
A. the underside of a stair
B. outer projecting edge of a tread
C. a sloping member which supports the steps in a stair
D. a vertical member between two treads
Related Questions on Building Materials & Construction Mcqs
A. mechanically formed sedimentary rock
B. igneous rock
C. chemically precipitated sedimentary rock
D. metamorphic rock
Slate is formed by metamorphic action on______________?
A. shale
B. lime stone
C. sand stone
D. granite
Which of the following has more fire resisting characteristics ?
A. marble
B. lime stone
C. compact sand stone
D. granite