What is the term for the force that causes the rotation of the shaft in a magnetic field?
A. magnetism
B. torque
C. polarity
D. mechanics
Answer: B
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Which of the following is a true statement regarding the personnel roles in a crane lift?
a. The lift director is typically a professional engineer (PE). b. The crane owner must assume the role of lift director. c. A single individual can assume more than one role. d. The signal person must be a certified rigger.
List the electrical components of a dehumidifier.
What will be an ideal response?
Blood returning directly from the systemic circulation enters the
A) right atrium. B) right ventricle. C) left atrium. D) left ventricle. E) pulmonary trunk.
A common cause of poor airflow is
A) unusually large ductwork B) improper installation of the thermostatic expansion valve C) a duct system that has been sealed too tight and cannot breathe D) unusual airflow restrictions in the duct