Pitched and slog roofs are suitable for________________? A. coastal regions B. plain regions C. covering large areas D. all of the above

The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called______________? A. ridge board B. hip rafter C. eaves board D. valley rafter

The type of roof which slopes in two directions with a break in the slope on each side is known as_____________? A. gable roof B. hip roofC. gambrel roof D. mansard roof

The type of joint commonly used at the junction of a principal rafter and tie beam in timber trussess is__________________? A. mortise and tennon jointB. oblique mortise and tennon joint C. butt joint D. mitred joint

The lintels are preferred to arches because______________? A. arches require more headroom to span the openings like doors, windows etc. B. arches require strong abutments to withstand arch thrust C. arches are difficult in constructionD. all of the above

The type of roof suitable in plains where rainfall is meagre and temperature is high is______________? A. pitched and slog roofB. flat roof C. shell roof D. none of the above

In the construction of arches, sand box method is used for________________? A. centring B. actual laying of arch workC. striking of centring D. none of the above

The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as_____________________? A. haunchB. spandril C. voussoirs D. skewbacks

The type of arch generally constructed over a wooden lintel or over a flat arch for the purpose of carrying the load of the wall above is_______________? A. segmental arch B. pointed archC. relieving arch D. flat arch

The vertical distance between the springing line and highest point of the innercurve of an arch is known as______________? A. intradosB. rise C. spandril D. extrados