- A1.5 minutes
- B1 minute
- C48 seconds
- D12 seconds
Step-by-Step Solution
Speed = 25 m/s. It must cover tunnel + its own length = m. Time = 60 s = 1 minute. (48 s covers only the tunnel.)
Answer: B) 1 minute
How long does the train in the figure take to pass completely through the tunnel?
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