जब किसी उपकरण के पॉइंटर को विभिन्न गलत कोणों से देखा जाता है (जिसे आमतौर पर लंबन त्रुटि या parallax error कहा जाता है), तो यह किस प्रकार की त्रुटि के अंतर्गत आता है?

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?