कंप्यूटर उद्योग में उपयोग किया जाने वाला सिलिकॉन मुख्य रूप से किस खनिज से प्राप्त होता 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?