4 Answer the following questions in 60 80 words a A train

Last updated: 6/10/2023

4 Answer the following questions in 60 80 words a A train starts from rest and accelerates uniformly for 30 seconds to acquire of 108 km h It travels with this velocity for 20 minutes The driver now appe and the train slows down uniformly to stop after 20 seconds Find the total covered by the train b A velocity time graph of a car is plotted below Observe the graph to following questions velocity m s 8 6 st 2 0 2 1 8 4 6 time seconds 10 2021 6 8 11 48 i Find the acceleration during the first 4 seconds of motion ii Find the average velocity during the first 4 seconds of motion iii Find the average speed of the car over the 10 seconds