Shows the position-time graphs of three cars `A,B` and `C` On the basis of the graphs answer the follwing questions:
.
a. Which car has the highest speed and which the lowest?
b. Are the three cars evrs at the same point on the road?
c. When `C` passes `A`, wher is `B`?
d. What is the time interval during car `A` travel between the time it passed cars `B` and `C` ?.
e. What is the relative velocty of car `B` with respect to car `C`?

Answer

(i) C has height spped and A has the lowest speed (ii) NO (iii) 6 from the origian (iv) 6 km (v) ` 7 kmh ^(-1)` (vi) ` -2 kmh ^(-1)`