Mathematics · Work, Energy and Power
एक वस्तु फिसलते हुए (skidding) 8 मीटर की दूरी पर रुक जाती है। इस प्रक्रिया के दौरान, सतह द्वारा गति के ठीक विपरीत दिशा में 50 N का एक नियत बल लगाया जाता है। सतह द्वारा वस्तु पर किए गए कार्य का परिमाण ज्ञात कीजिए।
- 12000 J
- 21 J
- 3400 J✓
- 4शून्य
सही उत्तर देखें
400 J
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