纽约州,加州以及其它州商业车驾照气刹理论模拟题复习

驾驶带有空气制动器的车辆需要获取气刹许可证。 在美国,要获得此认可证,申请人必须通过气刹原理考试。 考试由25道选择题组成。 每个问题有四个答案选择。 要通过,申请人必须正确回答至少20个问题。 大部分测试题来自纽约州商用机动车辆驾驶员手册。空气制动器许可证可与 A、B 或 C级的驾照一起使用。

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免费在线商业车驾照气刹理论模拟考试


In ideal conditions, a truck or bus with an air brake going at 55 mph would require stopping distance of ___, How many feet?

  1. Less than 150 feet
  2. From 100 to 300 feet
  3. Less than 100 feet
  4. More than 300 feet - 正确答案

在理想条件下,配备有气刹的卡车或巴士以55 mph(每小时英里)的速度刹车时,将需要300英尺以上的刹车距离

If you do not have automatic tank drains, how ofter should you drain compressed air storage tanks?

  1. Once a week
  2. None of these answers are correct
  3. At the end of each day of driving - 正确答案
  4. After every four hours of service

如果你驾驶的卡车上的压缩空气储存罐没有自动释法功能,则应在每天行驶结束时排空压缩空气储存罐

Your truck or bus has a dual air brake system. If a low air pressure warning comes on for only one system, what should you do?

  1. Reduce your speed, and test the remaining system while under way.
  2. Stop right away and safely park, Continue only after the system is fixed. - 正确答案
  3. Reduce your speed and drive to the nearest garage for repairs.
  4. None of these answers are correct

你的卡车或客车具有双气压刹车系统。 如果仅一个系统出现低气压警告,则应立即在安全情况下停下来,仅在系统修复后才可以继续上路。

If you are driving down to the steep downgrade and you have reached the speed of 40 mph, you would apply the service brake until your speed dropped to below __ mph

  1. 40 - 正确答案
  2. 35
  3. 25
  4. 30

如果你从斜坡开下去并且速度已经达到40 mph(每小时英里),则可以使用行车(服务)刹车直到速度降至35 mph以下。注:下坡时正确使用刹车的方法 - 刹车直到你的速度比路面限制的速度低大约5 mph(每小时英里)为止。

To check the free play of manual slack adjusters of S-cam brakes, you should park on:

  1. Level ground and apply the parking brakes, then apply service brakes.
  2. Level ground, chock the wheels and release the parking brakes. - 正确答案
  3. Level ground and drain off air pressure before checking the adjustment.
  4. None of these answers are correct

要检查S型凸轮刹车器上的手动松紧调节器的自由活动间距,应将车辆停在水平地面上,用东西顶住车轮防止滑动,然后松开泊车刹车器。

商业车驾照气刹理论模拟考试