Mathematics · Gravitation
यदि कोई कण गुरुत्वाकर्षण खिंचाव के तहत अनंत से पृथ्वी की ओर गिरता है, तो पृथ्वी की सतह पर पहुँचने पर उसका वेग क्या होगा? (जहाँ R = पृथ्वी की त्रिज्या, g = गुरुत्वाकर्षण के कारण त्वरण)
- 10
- 2√gR
- 3√2gR✓
- 4√3gR
सही उत्तर देखें
√2gR
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