Answer:
The mughal empire was ruled by 6 of its most influential emperors spanning a period of 181 years though they had internal infightings and issues with respect to social and political issues however that did not cause any fracture to the empire as a whole,at an average every emperor ruled for an average of 30 years ,babur,humayun and jahangir did short reigns comparatively,Now lets see how many came after aurangzeb1. Bahadur Shah (1707-12):2. Jahandar Shah (1712-13):3. Farrukhsiyar (1713-19):4. Rafi-ud-Darajat (1719-19)5. Rafi-ud-Daulah (1719)6.Muhammad Shah (1719-48)Yes 6 emperors within a period of 12 years now with an average span of 2 years, and couple of them being minors in that period,You'll find in-detailed history in story books ,wikipedia or britanica however let's get back to general facts, let me list down the major reason for the fall of the mughals1)aurangzeb had been quite over ambitious most of the times and wanted to show his might over the feuding Neighbors, when aurangzeb was on his death bed his rule were over lands from the hindu kush to the hills of chittagong and from the hills of kashmir down to the deccan plateau the town of sira to be precise, this was a major Kingdom which was divided into provinces being ruled by a governor whom aurangzeb trusted