जॉइन Examsbookउत्तर : 1. "Option A"
Two trains are running at 60 km/hr and 20 km/hr respectively in the same direction. Fast train completely passes a man sitting in the slower train in 6 seconds. What is the length of the fast train ?
A. 6623 mts
B. 6632 mts
C.6345 mts
D. 6354 mts5
प्र: Two trains are running at 60 km/hr and 20 km/hr respectively in the same direction. Fast train completely passes a man sitting in the slower train in 6 seconds. What is the length of the fast train ? A. 6623 mts B. 6632 mts C.6345 mts D. 6354 mts
- 1Option Atrue
- 2Option Bfalse
- 3Option Cfalse
- 4Option Dfalse
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उत्तर : 1. "Option A"
व्याख्या :
Answer: A) Option A Explanation: As Trains are moving in same direction, Relative Speed = 60-20 = 40 kmph --> 40×518=1009 m/sec Length of Train= Speed * Time Length = 1009×6 ⇒2003=6623 mts