A train starts from rest and accelerates uniformly at 100 m / minute for 10 minutes .It then , maintains a constant velocity for 20 minutes . the brakes and then applied and the train isuniformly retarded and comes to the rest in 5 minutes . draw a velocity time graph and use it to find :
1. the maximum velocity reached
2. the retardation in the last 5 minutes
3. Total distance travelled
4. the average velocity of the train
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Explanation:
graph V ( meter / min. ) and Time ( min. ) me banaya h so ..
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