alleryএকটি যানবাহন সমবেগে 3 ঘণ্টায় 180 km দূরত্ব অতিক্রম করে। এর গতিবেগ কত?
A50 km/h
B60 km/h
C55 km/h
D65 km/h
Answer & Solution
Correct answer: B. 60 km/h
গতিবেগ = দূরত্ব / সময় = 180 / 3 = 60 km/h।
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