Question

how did the Mughal nobles become so powerful that they contributed to the downfall of the Mughal empire?

Answer 1

Explanation:

Succession, which had been a regular feature among the Mughals, had become more acute after the death of Bahadur Shah. ... He lost the support from the Rajputs who had earlier contributed greatly to the stability of the Mughal Empire; the Rajputs later became bitter foes of the Mughal Empire.