Subject
Bank Exam
Topic
Rupali Bank 2013 (Officer)
A train 360 in long is running at a speed of 45 km/hour. In what time will it pass a bridge 140 m long?
A train 360 in long is running at a speed of 45 km/hour. In what time will it pass a bridge 140 m long?
ক)
40 secখ)
42 secগ)
45 secঘ)
48 secExplanation
Convert 45km to m i.e. 45000m & 1hr=3600sec. Then, 45000/3600sec. therefore 12.5m/sec. Total distance to be covered is 360m + 140m = 500m Then, time required to pass the bridge is 500m/12.5m/s = 40sec.Related questions
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