How does a process technician operate a control loop?
What will be an ideal response?
Process technicians input a set point into the controller to ensure the process variable stays within operating guidelines. Controllers can be set in manual and if the operating percentage on the valve is known. After the system lines out the control loop can be placed back in automatic.
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Consider the following proposal for a decimal calendar. The fundamental unit is the decimal year (Yr), equal to the number of conventional (SI) seconds required for the earth to complete a circuit of the sun. Other units are defined in the following table. Develop, where possible, factors for converting decimal calendar units to conventional calendar units. Discuss pros and cons of the proposal. 
What will be an ideal response?
Answer the following statement(s) true (T) or false (F)
1. The ohmmeter indicates the amount of potential between two points. 2. Many service technicians use a jumper to short the thermostat contacts. 3. Technicians rarely use the hopscotch method of troubleshooting. 4. The resistance reading will generally give some indication as to the state of the winding 5. The ohmmeter is used to measure the actual amount of electricity flowing in a circuit.
Describe an air-to-air heat pump.
What will be an ideal response?
Which inventor is credited with the development of the cotton gin?
a. John Deere c. Thomas Jefferson b. Eli Whitney d. Cyrus McCormick