Do you currently have car insurance? Insurance is mandatory to drive in California Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question Rough acceleration: Answers Can damage a vehicle. Is common if a vehicle is warmed up. Is encouraged to improve gas mileage. Explanation When accelerating, speed up smoothly and gradually so the vehicle does not jerk. Rough acceleration can cause mechanical damage. Take a FREE Practice Test Now This questions appears in the following tests: Louisiana Knowledge Test Class B , Missouri Knowledge Test Class B ,