निम्नलिखित में से कौन सी गैस ऑक्सीजन को विस्थापित करके एक प्रभावी अग्निशामक (fire extinguisher) के रूप में कार्य करती 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?