Question
Download Solution PDFఒక బంతి 10 మీటర్ల ఎత్తు నుండి పడవేయబడుతుంది. ఇది భూమిని తాకి 2.5 మీటర్ల ఎత్తు వరకు మళ్ళీ పైకి ఎగిరింది. ఘర్షణ సమయంలో, గతి శక్తిలో నష్ట శాతం:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF- స్వేచ్చా పతనం పరిస్థితిలో, సంభావ్య శక్తి గతి శక్తిగా (K.E) మార్చబడుతుంది
- యాంత్రిక శక్తి పరిరక్షణ నియమం ప్రకారం:
- ప్రారంభ గతి శక్తి = mgh
- చివరి గతి శక్తి = mgh1
- గతి శక్తిలో మార్పు = mg (h-h1)
- గతి శక్తిలో శాతం మార్పు = \(\frac{{{\rm{mg}}\left( {{\rm{h}} - {\rm{\;h}}1} \right)}}{{{\rm{mgh}}}}\) × 100 = [(7.5/10) × (100)] = 75%.
Last updated on Jul 17, 2025
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