1.

The length of the train is 700 m and it crosses a platform having length 800 m. If the train crosses the platform in 50 seconds. Find the speed of the train.1. 30 m/s2. 35 m/s3. 40 m/s4. 50 m/s

Answer» Correct Answer - Option 1 : 30 m/s

Given:

Length of the train = 700 m

Length of the platform = 800 m 

Time take by Train to crosses the platform = 50 seconds 

Formula Used:

Distance = Speed × Time

Calculation:

Length of the train + length of the platform = Total distance

Total distance  = 700 + 800 = 1500 m

Total time taken by train to cross the platform = 50 seconds 

Speed of the train = Total distance / Total time = 1500/50 ⇒ 30 m/s

∴ The speed of the train is 30 m/s



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