Chemistry/Physics & EXTRAS
T/F
All C5 to C12 paraffins are in the gasoline boiling range.
True
What type of valve is best for handling sticky or corrosive fluids or other substances that require high purity?
Diaophragm
T/F
Filters are used to separate fluids with variable densities.
False
Electricity flows only through __________ circuits.
Closed
What is Doug's favorite candy?
Reese's Peanut Butter Cups
Heat transfer by a current of warmed liquid or gas is:
Convection
What is an automatic valve that is installed on tanks to either relieve pressure or admit gas if a vacuum should occur?
Breather Valve
A sprocket wheel and chain is used when a valve is hard to:
Reach
When all energy is removed from molecules, it reaches:
What complex does Danny come from?
APS
Most materials _________ as they get hot.
Expand
Which of the following are drums with sufficient volume to give two immiscible liquids time to separate and settle?
Settlers
Hydraulic shock is caused by:
Pressure surges that occur when a valve is closed quickly
Solenoids and motors are two types of __________ actuators.
Electrical
What is LaShundra Thomas's official title?
Which type of flow is more likely to create a thin static layer on a tube?
Turbulent
What is a major concern while filling a storage tank is to:
not overfilling the tank
To control a high-pressure liquid, use a:
Double-seated valve
To measure pressure, the valves located between the gauge and the equipment must be:
Open
What is turbidity?
Clarity of a liquid
When there is a temperature difference between objects, heat will:
Be transferred from the warmer object to the colder object.
A valve that is completely open allows __________ flow.
Maximum
Pressure is the amount of ___________ exerted on one square inch.
Force
On most refinery gauges, a reading of 0 indicates that the gauge is:
at atmospheric pressure
How old is Lorna?
35