At that precise point the understanding is that the flat jack is now carrying the stress, which the masonry originally was carrying.
म्हणजे आपल्याला असं समजतं, की ह्या बिंदूपाशी जॅक एवढा स्ट्रेस सहन करतोय, जेवढा मूळ मेसनरी सहन करत होती.