To determine whether a part of the back edge of a hole is visible in an isometric sketch, you first need to locate ____ of the back hole.
A. an arc
B. a diameter
C. the circumference
D. the center
Answer: D
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Which of the following statements regarding discrimination issues is true?
a. Employers can avoid gender-related issues by hiring only men. b. Employers can minimize workplace discrimination by hiring based on valid, job-related requirements. c. Employers avoid claims of job discrimination by hiring anyone who applies for a job, if a position is available. d. Employers are justified in ignoring claims of sexual harassment against male employees.
Why is there a potential of 24 V between the R terminal and the other terminals on a thermostat subbase when the thermostat is not calling?
A) The meter is reading voltage that is left in the thermostat wire from the previous operating cycle. B) The common side of 24 V is supplied through the coils of the devices that are not operating. C) Thermostats are wired with both sides of 24 V. One side is supplied to the R terminal and the other to all the remaining terminals. D) Thermostats have battery backup, which can be read between R and the other terminals when the thermostat is not calling.
____________________ are specialized motors that create incremented steps of motion rather than a smooth unbroken rotation.
Fill in the blank(s) with the appropriate word(s).
Which is true of biodiesel fuel?
A) Reduces hydrocarbon emissions B) Reduces carbon monoxide emissions C) Reduces particulate matter in emissions D) All of these