A train starting from a railway station and moving with uniform acceleration attains a speed of `40km//h` in 5 min. find its acceleration.

Explanation

To find the acceleration of the train, we can follow these steps:

### Step 1: Identify the given values
- Initial speed (u) = 0 (the train starts from rest)
- Final speed (v) = 40 km/h
- Time (t) = 5 minutes

### Step 2: Convert the time from minutes to seconds
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