वह जलविद्युत प्रवणता (hydraulic gradient) जिस पर मिट्टी की परत अपना संपूर्ण प्रभावी प्रतिबल खो देती है और क्विकसैंड (quicksand) की स्थिति उत्पन्न होती है, कहलाती 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?