3 सेमी, 4 सेमी और 5 सेमी की भुजाओं वाले एक समकोण त्रिभुज ABC को 3 सेमी की भुजा के परितः घुमाया जाता है। इस प्रकार प्राप्त ठोस शंकु का आयतन ज्ञात कीजिए। (π = 3.14 का उपयोग करें)

The 'Drain of Wealth' theory was propounded by which Indian nationalist leader?

Which event is considered the turning point in Mahatma Gandhi's leadership in the Indian independence movement?

Which African leader is known for his non-violent opposition to colonial rule?