4 सेमी त्रिज्या वाले एक ठोस धातु के गोले को पिघलाकर 64 समान छोटे गोले बनाए जाते हैं। मूल गोले के पृष्ठीय क्षेत्रफल का, छोटे गोलों में से 6 गोलों के कुल पृष्ठीय क्षेत्रफल से अनुपात क्या है?

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?