A European sports car dealer claims that his product will accelerate at a constant rate from rest to a speed of 100 km/hr in 8.00 s.What is the speed after the first 5.00 s of acceleration? (Hint: First convert the speed to m/s. )

Question

Quizplus · Accepted Answer

The final speed is 100 km/hr, which is approximately 27.78 m/s. The acceleration is constant, so a = (27.78 m/s) / 8 s = 3.4725 m/s². After 5 s, the speed is v = a * t = 3.4725 m/s² * 5 s = 17.3625 m/s, approximately 17.4 m/s.

A European Sports Car Dealer Claims That His Product Will