Answer:
yes the weak and greedy characteristics of Aurangzeb's successors the most important reason for the collapse of the Mughal Empire as The successors of Aurangzeb were very weak. They could not check the disintegration of the empire.The absence of the law of primogeniture was another cause for the downfall of the empire. After the death of each Mughal emperor, there was a war of succession among his sons and it paved the way for their own downfall.