3.0 to 1.2

A) 2 : 5 B) 12 : 30 C) 30 : 12 D) 5 : 2


D

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The presence of rocks such as shale and sandstone indicate the existence of ________

A) highly weathered soils B) old mountain ranges C) a high water table D) ancient seas E) iron-rich minerals

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Air bleeds out of the hydraulic unit when ________

A) The unit is tapped with a hammer while bleeding a wheel B) The vehicle is driven above 8 MPH C) The solenoid are cycled with a scan tool D) The vehicle is driven on a rough road

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When considering rainwater collection for irrigation or potable use, the choice of roofing materials will have an effect on the quality of the water. ____ roofs provide the cleanest water.

A. Composition B. Rubber C. Metal D. Slate

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Which of the following factors contribute to the dynamic response of a single control loop?

A. the instrument in a control loop B. the inertia of the controlled variable C. dead time D. all of the above

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