The maximum speed of a car refers to the maximum speed that a car can achieve on a good road surface when it is fully loaded.
a. Straight. b. Curves.
c. Mountain road. d. Highways.
Answer: A Multiple Choice] The most ideal form of friction between the various parts of the automobile engine is ().
a. Dry friction.
b. Semi-dry friction.
c. Liquid friction.
d. Semi-liquid friction.
Answer: C Multiple Choice] () is not the cause of poor braking of the braking system.
a. The brake clearance of the brake is too small.
b. The brake clearance of the brake is too large.
c. The contact surface of the brake shoe is too small.
d. There is oil stain on the contact surface of the brake shoe.
Answer: A Multiple Choice] Use the 1 k stop of the resistance meter to measure the resistance between each copper bar of the generator rectifier and the armature shaft, which should be ().
a、0b、100
c、1000
d. Infinity.
Answer: D Multiple Choice] Gasoline is obtained by refining petroleum ().
a. Carbohydrates.
b. Hydrocarbons.
c. Hydrocarbon mixture.
d. Gas. Answer: B
Multiple choice questions] ( If there are no pedestrian crossing facilities on the road in front of the door, a pedestrian crossing line should be drawn and a reminder sign should be set up.
a. Schools. b. Kindergarten.
c. Hospitals. d. Nursing homes.
Answer: ABCD
Multiple choice question] ( is the function of the lubrication system.
a. Cooling. b. Sealing.
c. Anti-rust.
d. Cleaning. Answer: ABCD
Multiple-choice question] Which of the following behaviors must not be carried out by any unit or individual: (
a. Assembling a motor vehicle or changing the registered structure, structure or characteristics of a motor vehicle without authorization.
b. Change the motor vehicle model, engine number, frame number or vehicle identification number.
c. Forgery, alteration or use of forged or altered motor vehicle registration certificates, license plates, driving licenses, inspection marks, and insurance marks.
d. The registration certificate, number plate, driving license, inspection mark and insurance mark of other motor vehicles are used.
Answer: ABCD
Multiple-choice question] What is the correct approach to take when driving a motor vehicle on a flooded road ( ).
a. Stop and check the water situation.
b. After confirming the safety, pass at low speed.
c. After the motor vehicle wades in the water, press the brake pedal intermittently.
d. After the motor vehicle wades in the water, continue to press the brake pedal lightly.
Answer: ABC
True or False] Car maintenance is to restore the technical performance of the car and extend the service life.
a. Correct. b. Error.
Answer: B