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Questions in engineering

[Free] What touch point provides information so the customer can make an informed decision about the services they would like us to perform?

[Free] 10.) Equipment that recovers and recycles CFC-12 and HFC-134a must meet SAE Standards? A) J2211 B) J1989 C) J1770 D) J2211 and J1989

[Free] What is the four-stroke cycle, also known as the Otto cycle, and what is the boiling point of water? Please detail your answer.

[Free] Work boots with soles made of hard rubber... A. are likely to slip on wet or greasy surfaces. B. provide good traction on wet or greasy surfaces. C. often have straps that can catch on things and cause you to trip. D. reduce your stability by raising your center of gravity. E. Both A and D are correct.

[Free] To install portable grounding, what's the first step? A. Connecting with the line B. Connecting with the tower grounding C. Check the circuit voltage

[Free] Which of these is a possible diesel engine problem caused by low air temperature? Pick the best TWO answers. The fuel will not ignite in the cylinder The pressure in the cylinder may become excessive There will be excessive condensation at the charge air cooler More air needs to be supplied to the engine

[Free] When reassembling a manual transmission, the speedometer gear should be installed on the: A. Input shaft. B. Cluster gear. C. Idler gear. D. Output shaft.

[Free] What should be included in a confined space entry permit? A. Weather conditions B. List of authorized entrants C. Worker lunch schedules D. Vehicle parking locations

[Free] After shutting off power to a unit, the technician should then: A. Isolate or disconnect a wire from the circuit B. Verify there is no power with a voltmeter C. Proceed to work on the unit

[Free] When used in a circuit, a Zener diode is always (a) at a temperature below 0 °C (b) connected in series (c) reverse-biased (d) forward-biased (e) None of the above.