Prior to the implementation of physical settlement in India, how were equity futures and options contracts typically settled?

What was the primary objective behind the Securities and Exchange Board of India (SEBI) mandating physical settlement for stock F&O contracts?

In the context of physical settlement, what is the obligation of a trader holding a long futures contract at expiry if they choose not to close or roll over their position?

How does physical settlement help in preventing potential price manipulation in the stock market?

Which of the following option contracts would result in a physical delivery obligation upon expiry under the physical settlement framework?

What is the process known as when multiple F&O contracts of the same underlying asset and expiration date offset each other, resulting in no physical delivery obligation?