Paper 2 · Motion graphs: distance, acceleration, and two cyclists meeting
Cyclist Q starts from rest and its speed increases uniformly to 20 m/s over the first 10 s. Calculate the acceleration of Q during this time.
A2 m/s²
B20 m/s²
C10 m/s²
D0.5 m/s²
Explanation: a = (v-u)/t = (20-0)/10 = 2 m/s²
Derived from ZIMSEC Physics 5055/2 Paper 2 Theory, November 2016, Q1
