Deluge or preaction type sprinklers operate:
A. automatically by heat from a fire.
B. automatically by pressure from within the sprinkler.
C. When the sprinkler is 50% covered by smoke.
D. when an electronic detector or manual control device is activated.
Ans: D. when an electronic detector or manual control device is activated.
You might also like to view...
The ________ section of a research paper is where the authors interpret their findings and describe their significance
A) summary B) results C) methods D) discussion
Properties of a viscous liquid are: 1. Increased cohesive forces between its molecules 2. Low density 3. High density 4. Free flow
a. 1 and 3 c. 2 and 4 b. 1, 2, and 4 d. 3 and 4
Fats should be of the monounsaturated type, such as ____.
A. olive oil B. coconut oil C. butter D. cream
Which of the following sets of vital signs depicts Cushing triad?
A. Blood pressure, 80/40 mm Hg; pulse, 30 beats/min; respirations, 32 breaths/min B. Blood pressure, 200/100 mm Hg; pulse, 140 beats/min; respirations, 28 breaths/min C. Blood pressure, 190/110 mm Hg; pulse, 55 beats/min; respirations, 30 breaths/min D. Blood pressure, 90/50 mm Hg; pulse, 120 beats/min; respirations, 10 breaths/min