If ω1 and ω2 are two non-zero complex numbers, and a, b are non-zero real numbers such that |aω1 + bω2| = |aω1 - bω2|, then the quotient ω1ω2 is:

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?