alleryஇரண்டு லாரிகள் 60 km/h மற்றும் 40 km/h வேகத்தில் ஒரே திசையில் செல்கின்றன. வேகமான லாரி மெதுவான லாரியை எந்த வேகத்தில் நெருங்குகிறது?
A24 km/h
B20 km/h
C100 km/h
D50 km/h
Answer & Solution
Correct answer: B. 20 km/h
ஒரே திசையில் செல்வதால் அவற்றின் வேகங்கள் கழிக்கப்படுகின்றன, 60 - 40 = 20 km/h.
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