किस गियर ट्रेन का वेग अनुपात सारणीबद्ध विधि (tabular method) और बीजगणितीय विधि (algebraic method) जैसी विधियों द्वारा निर्धारित किया जा सकता 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?