The two most common types of overcurrent protective devices are _____.
a. circuit breakers and fuses
b. heaters and blowers
c. Edison-base fuses and time-delay devices
d. safety switches and load centers
a. circuit breakers and fuses
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The column-to-beam connection can either be a shear connection or a moment connection. Which of these two connections is used in a braced frame?
What will be an ideal response?
In the 17th century, wealthy European nations established imperial outposts in tropical regions thus
allowing for new plant discoveries and ____.
a. expanded trading routes and new buyers b. freer flow of exotic plants from native environments to the European continent c. a fuller understanding of plant taxonomy and medicinal usage d. miraculous advances in interior floriculture
Which of the following is not a role of phosphorus in the plant?
A) structure of fatty acids B) membrane stability C) structure of RNA D) structure of DNA
An inline 4-cylinder engine has a theoretric airflow of 290 CFM at its maximum engine speed of 7000 RPM. Assuming this engine operates with 90% volumetric efficiency, calculate the maximum airflow through to the engine. Round to the nearest whole number
What will be an ideal response?