Mark drives his car starting from rest and travels for 15 0

Last updated: 6/14/2023

Mark drives his car starting from rest and travels for 15 0 s with a uniform acceleration of 3 m s 2 He then steps on the brakes causing a uniform acceleration of 2 0 m s 2 If the brakes are applied for 7 0 s a What if the initial velocity b What is the velocity after 15 seconds m s c How fast is Mark driving at the end of the braking period d How far has the car gone m m s Write the answer in two decimal places e g 0 20 11 98 125 30 0 00 m s