ACT Heavy Vehicle Knowledge Test Practice Questions - Heavy Vehicle Knowledge Test (Rigid Combination Road Rules Knowledge Test) Exam

What is the primary reason heavy vehicles require longer stopping distances than cars travelling at the same speed?

Heavy vehicles have smaller tyres Heavy vehicles have less powerful engines Greater mass and momentum require proportionally more braking force and distance Heavy vehicles are required by law to brake earlier

Correct Answer:

Greater mass and momentum require proportionally more braking force and distance

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