जब एक रैखिक स्रोत से लोड में अधिकतम शक्ति (maximum power) स्थानांतरित हो रही हो, तो नेटवर्क की शक्ति हस्तांतरण दक्षता (power transfer efficiency) क्या होती है?

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?