Question

13) The diagram is the speed-time graph for 25 seconds of a car's journey.

The car slows down uniformly from speed of v m/s to a speed of 12 m/s in 15 seconds. It then travels at constant speed for a further 10 seconds.

(a) The retardation of the car is 0.4 m/s. Calculate the value of v.​

Answer 1

Answer:

it travel 12m/s in 15 second so 10/s in 10 second

Step-by-step explanation:

(a) the retardation of the car 0.4m/s