Which of these is the term used for electrical power?
A) Amps B) Watts C) Volts D) None of these
B
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____ are manually or power operated, allowing a moving device to enclose or divide a larger area.
A. Exterior protection devices B. Demountable partitions C. Protective covers D. Operable partitions
The file hardness test is useful to determine:
A) Brinell or Rockwell hardness numbers exactly B) The carbon content of steels C) The machinability and relative hardness of metals D) All of the above
The amount of asbestos in brake friction material is being restricted because ________
A) It is a health hazard B) It does not transfer heat to the drum/rotor C) Asbestos worn from brakes contaminate rivers and streams D) It causes excessive drum/rotor wear
The fiber optic core for single-mode propagation is ________
A) about the same diameter as in multimode propagation B) much larger in diameter than in multimode propagation C) much smaller in diameter than in multimode propagation D) somewhat larger in diameter than in multimode propagation