allery54 किमी/तास इतलीच 180 m गाडी 18 किमी/तास वेगान ताचे वटेन धांवपी जॉगराक मेळटा. ताका पास करपाचो वेळ?
A12 सेकंद
B10 सेकंद
C8 सेकंद
D9 सेकंद
Answer & Solution
Correct answer: D. 9 सेकंद
सापेक्ष गती 72 किमी/h = 20 m/s, म्हणून 180 / 20 = 9 सेकंद.
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