allery40 km/h ની ઝડપે દોડતી ટ્રેનની અંદર એક માણસ 10 km/h ની ઝડપે આગળ તરફ ચાલે છે. જમીનની સાપેક્ષે તે કેટલી ઝડપે ગતિ કરી રહ્યો છે?
A45 km/h
B40 km/h
C30 km/h
D50 km/h
Answer & Solution
Correct answer: D. 50 km/h
એક જ દિશામાં ઝડપનો સરવાળો થાય છે, 40 + 10 = 50 km/h.
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