If a standard induction motor designed to operate at 60Hz is driven at a much higher speed by an AC drive, it may become damaged because __________.
A. the bearings cannot withstand the high rpms
B. the excessive current needed to run the motor at a higher rpm will ruin the insulation
Answer: A
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Which of the following is the role in which the group members actually transmit their
expectations to a group member?
a. The enacted role b. The intrasender role c. The expected role d. The sent role e. The received role
Two technicians are discussing jump starting a hybrid electric vehicle. Technician A says that the high-voltage batteries can be jumped on some HEV models. Technician B says that the 12-volt auxillary battery can be jumped using a conventional jump box or jumper cable. Which technician is correct?
A) Technician A B) Technician B C) Both Technicians D) Neither Technician
Locking up tools and equipment is a good practice because _____
a. thieves can't easily open locks b. insurance companies will charge less c. it keeps unauthorized people from using them d. many thefts are simply a matter of opportunity
Define free electron
What will be an ideal response?