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Questions in engineering

[Homework Help] Which of the following is NOT an aspect of pre-cast concrete construction? A) Materials, mixing, and placing the concrete is controlled, leading to higher quality. B) Members can be cast and stored for later use. C) The forms are reused to reduce costs. D) Casting takes place in uncontrolled conditions.

[Homework Help] Which soil classification is the most unstable? A. Solid Rock B. Type A C. Type B D. Type C

[Homework Help] Hydraulic jacks are used when the application calls for A. operation at high speed B. extreme force to be applied C. quiet operation D. manually assisted lifting

[Homework Help] Which of the following is not a consideration when transporting precast concrete units to a job site? A. Weather B. Road conditions and distance to the job C. Type of vehicle required D. None of the above E. Type, size, and weight of the units

[Homework Help] Pneumatic tools get their power from Select one: A. air pressure B. fluid pressure C. hand pumps D. AC power sources

[Homework Help] Which of these tools is required to pull differential case bearings? A. Push-type bearing puller B. An old bearing race C. Chain-style vice grips D. Snap ring pliers

[Homework Help] What is a heat exchanger used for? A. It boils off liquid refrigerant to prevent flooding the compressor. B. It subcools liquid to prevent flash gas before the TEV. C. It keeps the suction pressure up to the compressor.

[Homework Help] Which type of protective system uses an engineered enclosure to shield the work area and protect workers from cave-ins? A. Sloping B. Benching C. Shoring D. Shielding

[Homework Help] Which of the following affect the strength of a dowel connection? A) Bond development of the grout B) All of the above C) The depth of the dowel in the member D) The diameter of the dowel E) A and C only

[Homework Help] In the project initiation phase, what defines a product or service you will create for your customer? A. Goal B. Stakeholder C. Deliverable D. Scope