how long will ia motercy
cle take travelling at45km/hr to cross a bridge2025 m long
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Solution:
We have,
- Speed of motor = 45 km/hr
{ Change km into m }
- Speed of motor = 12.5 m/s
- Length of Bridge = 2025 m
Now, We have to find the time taken by motor.
We know, Distance = time × Speed
2025 = Time × 12.5
Time = 162 Seconds
Therefore, Time taken by motor is 162 seconds.
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