Question

Dr br ambedkars contribution in the constituion

Answer 1

Answer:

Ambedkar's legacy as a socio-political reformer, had a deep effect on modern India. ... His reputation as a scholar led to his appointment as free India's first law minister, and chairman of the committee for drafting the constitution. He passionately believed in individual freedom and criticised caste society.

Explanation:

Answer 2

Answer:

In froth floatation process,depressants helps to separate two sulphide ores by selective prevention of froth formation by one ore and allowing the other to come into froth. ... It selectively allows PbS form froth, but prevents ZnS from coming to froth.