Which class of fire would involve grease and paint?
a. Class A c. Class C
b. Class B d. Class D
ANS: B
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Most of the careers available in natural resources and the environment will require a two-year degree
Indicate whether the statement is true or false
Which component in a refrigeration system performs the actual cooling or refrigeration?
A. compressor B. evaporator C. condenser D. metering device
Which best describes a Field-Effect transistor?
A) a current-controlled device in which current at the gate controls voltage at the drain B) a current-controlled device in which the current at the gate controls current at the drain C) a voltage-controlled device in which voltage at the gate controls current through the device D) a voltage-controlled device with a low input impedance.
Which of the following gates generates the exact inverse output of the OR gate for all possible input combinations?
A) NOT B) NOR C) NAND D) AND