allery180 m, 220 m നീളമുള്ള ട്രെയിനുകൾ 54, 36 km/h എന്നിവയിൽ എതിർദിശയിൽ നീങ്ങുന്നു. പൂർണ്ണമായും കടക്കാൻ സമയമായോ?
A12 s
B20 s
C16 s
D25 s
Answer & Solution
Correct answer: C. 16 s
അവ 400 m ആപേക്ഷിക വേഗതയിൽ 90 km/h = 25 m/s, 16 സെക്കൻഡ് ആവശ്യമാണ്.
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