किस प्रकार का वाल्व पानी को एक दिशा में बहने की अनुमति देता है लेकिन विपरीत दिशा में उसके प्रवाह को रोकता है?

Which of the following events is considered a major turning point that fueled Indian nationalism during British rule due to its brutal nature and widespread condemnation?

Which of the following events is considered the first major peasant uprising against the British in India?