सभी ट्रसों को जोड़ने वाले और छत की चादरों (roofing sheets) को सहारा देने वाले संरचनात्मक सदस्य का नाम बताइए।

Which of the following statements conform(s) to panel walls in building construction? 1. Panel walls are external load bearing walls. 2. They are self supporting walls subjected to lateral loads. 3. They are primarily used in framed structures.

Which of the following statements conforms to 'corbels' in masonry?