प्रत्यावर्ती धारा के रूप गुणांक (form factor) को गणितीय रूप से कैसे व्यक्त किया जाता है?

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?