1. A train accelerating at a constant rate covers 500 m way with initial velocity 10 m/s. If What is the acceleration of the train, if time is 20 s?
2. A car accelerates from 50m/s to 70m/s at a constant rate of 5m/s . What is the time of the car, in s?
3. The angular velocity of the fan spindles is 6.28 rad/s. Find the number of rotations in 30 minutes.
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Actually Idk the 3rd one
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