ELECTRICITY 1- TEST 1 STUDY GUIDE | QUESTIONS
AND ANSWERS | 2025/2026 UPDATE | ALREADY
PASSED!!
Which of the following would be true of current flow when a circuit is open?
a.
no current flow
b.
high amperage and overheating
c.
low resistance and overheating
d.
current shorts directly to ground Answer - no current flow
What color DMM test lead is normally inserted into the input socket identified
as "COM"?
a.
white
b.
blue
, c.
red
d.
black Answer - black
When measuring circuit resistance with a DMM, what will the ohmmeter
display when you place the test leads across an open portion of the circuit?
a.
OL
b.
extremely low resistance
c.
zero resistance
d.
high resistance Answer - OL
The conventional theory of electrical current flow states that current flows:
a.
From low potential to high potential
b.
From negative to positive
c.
From positive to negative Answer - from positive to negative
Vehicle wiring schematics use which theory of current flow almost exclusively?
AND ANSWERS | 2025/2026 UPDATE | ALREADY
PASSED!!
Which of the following would be true of current flow when a circuit is open?
a.
no current flow
b.
high amperage and overheating
c.
low resistance and overheating
d.
current shorts directly to ground Answer - no current flow
What color DMM test lead is normally inserted into the input socket identified
as "COM"?
a.
white
b.
blue
, c.
red
d.
black Answer - black
When measuring circuit resistance with a DMM, what will the ohmmeter
display when you place the test leads across an open portion of the circuit?
a.
OL
b.
extremely low resistance
c.
zero resistance
d.
high resistance Answer - OL
The conventional theory of electrical current flow states that current flows:
a.
From low potential to high potential
b.
From negative to positive
c.
From positive to negative Answer - from positive to negative
Vehicle wiring schematics use which theory of current flow almost exclusively?
