Force and Time in Collisions – Practice Questions:1) A 5N force acts on a 600g mass for 1.2sa) Calculate the magnitude of the impulse of the force on the mass:b) Calculate the change in speed the impulse produces: 2) A force acts on a stationary 25kg wheel barrow for 2.5s, increasing its speed to 2 m/s.a) Find the impulse the force applies:b) Find the force applied to the car. Quick Answers: 1) a) 6 Ns b) 10 m/s2) a) 50 Ns b) 20 N Worked Answers: