एक भू-स्थिर उपग्रह (geostationary satellite) को पृथ्वी की सतह से लगभग कितने किलोमीटर की ऊंचाई पर कक्षा में स्थापित किया जाता 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?