What is the realistic minimum usable residual pressure from a water distribution system for fire fighting operations?

a. 30 psi
b. 20 psi
c. 0 psi
d. 40 psi


Answer: b. 20 psi

Environmental & Atmospheric Sciences

You might also like to view...

Which of the following would exhibit primary succession?

a. rock exposed by a retreating glacier b. an abandoned farm c. a forest that has been clear-cut d. newly flooded land to create a reservoir e. a forest that has been burned

Environmental & Atmospheric Sciences

Examining this map of Bosnia & Herzegovina reveals

A) Bosnia & Herzegovina today is a very unstable country. B) Croats face daily discrimination. C) ethnic cleansing removed many Bosnian Muslims. D) Bosnians and Croats united against Serbs. E) the greatest conflict was over Kosovo, which is now independent.

Environmental & Atmospheric Sciences

What conditions favor the preservation of an organism as a fossil?

What will be an ideal response?

Environmental & Atmospheric Sciences

If the total world population reaches 13 billion, what is one issue that consumers will need to address to maintain the population on Earth while considering carrying capacity of the Earth itself?

A) Since biocapacity will be less than carrying capacity, consumption in developing countries can increase. B) Behavior, attitudes and lifestyles will need to follow a path of increasing consumption of resources. C) Resources will need to be limited in only developing countries. D) Behavior, lifestyles, and expectations will need to follow a path of minimizing consumption of resources. E) Resource demand will need to be limited in only developed countries.

Environmental & Atmospheric Sciences