यूलर के समीकरण (Euler's equation) से बरनौली की प्रमेय (Bernoulli's theorem) को प्राप्त करने के लिए द्रव प्रवाह की निम्नलिखित में से किस विशेषता को नियत (constant) माना 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?