A car whose mass is 1600 kg including the driver) has a maximum acceleration of 1.2 m/s². If three 80-kg passengers are also in the car, its maximum acceleration will be A) 0.5 m/s². B) 0.72 m/s². C) 1.04 m/s². D) 1.2 m/s².

Question

Quizplus · Accepted Answer

The total mass with passengers is 1840 kg. Using F = ma, the force is 1600 kg * 1.2 m/s² = 1920 N. With the new mass, acceleration is 1920 N / 1840 kg = 1.04 m/s².

A Car Whose Mass Is 1600 Kg Including the Driver)