How frequently do all rows in a 2118 dynamic RAM need to be refreshed?
A) every millisecond B) every 50 milliseconds
C) every 2 milliseconds D) every second
C
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The total thickness of stucco on a concrete or concrete masonry wall is generally _______.
A) greater than that on a stud-backed wall. B) the same as that on a stud-backed wall. C) smaller than that on a stud-backed wall.
List five breeds of sheep
What will be an ideal response?
When is a forward-curved centrifugal blower motor most likely to draw high amps?
A) When there is no restriction to the airflow in or out of the blower B) When the airflow leaving the blower is restricted C) When the airflow to the blower is restricted D) When the motor RPM is set lower than the manufacturer's specifications
A mechanical seal that is actually two seals, with one inner seal designed to handle full system pressure, and
one outer seal that serves as a backup if the inner seal fails, is known as a _____ seal. a. single inside b. face-to-face c. back-to-back d. tandem