A loaded garbage truck has low acceleration. It takes 10 seconds to go from 0 km/h to 100 km/h. What is the acceleration of the garbage truck? How much slower is the acceleration of the garbage truck compared to the acceleration of the sports car in Figure 4.18?

Question

Physics

Trent Watson

24 January, 12:09

A loaded garbage truck has low acceleration. It takes 10 seconds to go from 0 km/h to 100 km/h. What is the acceleration of the garbage truck? How much slower is the acceleration of the garbage truck compared to the acceleration of the sports car in Figure 4.18?

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Big Nasty · Answer 1

|acceleration| = (change in speed) / (time for the change)

Change in speed = (end speed) - (start speed) = (100 - 0) = 100 km/hr

Acceleration = (100 km/hr) x (1 hr / 3,600 sec) x (1,000 m/km) / (10 sec) =

(100 x 1,000) / (3,600 x 10) (m/s²) = (2 and 7/9) m/s²