8. A train starting from rest, pick up a speed of 10m/s in 100s. It continues to move at the same speed for
the next 250s. It is then brought to rest in the next 50s. Plot a speed – time graph for
the entire motion of the train. Calculate - (i) acceleration of the train while accelerating, (ii) retardation of
the train while retarding, and (iii) the total distance covered by the train.
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LED has twoleads,The lead connected to the positive terminal of battery is called anode,and lead connected to thenegative terminal is cathode.The slightly longer lead than the other isalways connected to the positiveterminalthe shorter lead is connectedto the negative terminal.
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