Figure 1.1 shows a speed–time graph for a toy aircraft.
Describe the motion between times:
18 s and 110 s
110 s and 136 s
1(a)(ii)Motion GraphsMedium3 marks
Calculate the distance travelled between time = 0 and time = 110 s.
distance =
m
1(a)(iii)Motion GraphsEasy2 marks
Calculate the acceleration between time = 0 and time = 18 s.
acceleration =
m / s2
1(b)Energy Work Power EfficiencyEasy2 marks
A small aircraft travels at a constant speed of 60 m / s. The mass of the small aircraft is 820 kg.
Calculate the energy Ek in the kinetic store of the aircraft.