allery40 km/h வேகத்தில் செல்லும் ஒரு ரயிலின் உள்ளே ஒரு மனிதர் 10 km/h வேகத்தில் முன்னோக்கி நடக்கிறார். தரையுடன் ஒப்பிடும்போது அவர் எவ்வளவு வேகத்தில் நகர்கிறார்?
A45 km/h
B40 km/h
C30 km/h
D50 km/h
Answer & Solution
Correct answer: D. 50 km/h
ஒரே திசையில் வேகங்கள் கூட்டப்படுகின்றன, 40 + 10 = 50 km/h.
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