Q1. A car accelerates from 17 m s1to 31 m s-1 with a uniform acceleration of 2.5 m s-2. Calculate the displacement of the car during the acceleration.
Q2. A fireworks rocket has a mass of 560 g and its initial acceleration is 6.0 m s-2 when launched vertically upwards.
(i) Calculate the magnitude of the initial thrust of the rocket.
(ii) Calculate the initial acceleration of the rocket when launched horizontally.