What is electric current?
What will be an ideal response?
Electric current is the free flow of electrons in a material.
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Answer the following statement(s) true (T) or false (F)
1. In a few models, fan switches are operated by a bimetal strip that closes a set of contacts. 2. In one type of fan switch, the switch is used to control the speed of a fan motor as opposed to turning it on or off. 3. One type of limit switch is used as a safety cut-off switch for a cooling system. 4. Limit switches contain a normally closed contact. 5. The fan-limit switch contains both a fan switch and a high-limit switch in one housing
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Technician A says that the powertrain control module (PCM) or controller can control the voltage to the motor(s) in a hybrid electric vehicle. Technician B says that the PCM or controller can control the electric motors by varying the frequency of the applied current. Which technician is correct?
A) Technician A only B) Technician B only C) Both Technicians A and B D) Neither Technician A nor B
How many cubic yards to the nearest tenth of concrete are needed for a residential walkway 32' 6" long, 4' wide, and 4" thick.
What will be an ideal response?