ठोस विलयनों (solid solutions) के दो सबसे सामान्य प्रकार प्रतिस्थापनी (substitutional) और _________ हैं।

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?