भवन निर्माण सामग्री से नमी के वायुमंडलीय सूखने के कारण इमारतों में आने वाली दरारें कहलाती हैं:

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?