RVTI Combined Level 1 Practice A

Front

Propane, as extracted,

Back

is odorless and colorless

Front

The device that is used on a propane tank to reduce pressure is called a

Back

regulator

Front

The boiling point for propane is

Back

-44\degree F \ (-42\degree C)

Front

A property of propane is that when heated, it

Back

expands

Front

According to the table, approximately how many Btu/hr is a 7.2 US gal (27.252 L) DOT/TC cylinder?

Back

658,814

Front

Which statement is true? Options: Electrons in the outer orbits are attracted less powerfully to the nucleus., Electrons in the outer orbits are attracted more powerfully to the nucleus., Protons in the outer orbits are attracted less powerfully to the nucleus., Protons in the outer orbits are attracted more powerfully to the nucleus.

Back

Electrons in the outer orbits are attracted less powerfully to the nucleus.

Front

Which of these is a function of insulators? Options: confines electron flow, helps electrons flow freely, magnetizes electrons to it, increases electron quantity

Back

confines electron flow

Front

What is true about the ends of permanent magnets?

Back

They are more concentrated than the middles.

Front

If a length of wire carrying a current is bent to form a loop, the lines of force around the conductor will leave at one side of the loop and enter

Back

on the opposite side

Front

What is the symbol for current flow?

Back

l