ELECTRICAL 1ST YEAR PREDICTED EXAM QUESTIONS WITH ANSWERS.15
A die can be used to make a taper thread on the outside of a piece of conduit
T/f
correct answer true
the lowest range of current in which painful shock is felt normally
20-75ma - correct answer
1ma
B)1-8ma
C)8-15ma
D)15-20ma
E)20-75ma - correct answer safety
8-15 ma- painful shock control not lost
the best way to rescue a person who is in contact with a 480 v electrical circuit is - correct
answer
Use a loose dry clothing to pull them away
your notes divide machine taps into three groups
A)metric, imperial coarse, and imperial fine
B)american,canadian,and british taps
C)bottoming,plug and taper taps
correct answer
C) bottoming, plug and taper taps
the electrician is responsible for:
,his/her own safety
assisting in maintaining a clean work site
C)being on the lookout for electrical hazards
all of the above
correct answer
all of the above
What is concidered good # of tpi for thick material - correct answer
A low number of tpi is good for thick material
What is a good choice of tpi for emt - correct answer
32tpi
What is a good choice for rigid conduit - correct answer
18tpi
What is a good rule of thumb is that _____ teeth should be in contact with the work surface at
any time - correct answer
That ___2___ teeth
(a)what is the lowest range of current in which painful shock and loss of muscular control is
experienced
1 ma
B)1- 8 ma
C)8-15ma
D)15-20ma
E)20-75 ma - correct answer
, D- 15-20 ma, pain with adjacent muscle control loss
1type of dies which commonly available are:
A)metric or n.c(national coarse) and n.p.t (national pipe thread)
B)n.s national smooth;n.c(national coarse) and n.p.t (national pipe thread)
n.f (national fine), n.c(national coarse) and n.p.t (national pipe thread) - correct answer safety
metric or n.c(national coarse) and n.p.t ( national pipe thread)
(a)a taper tap is used to make: - correct answer safety
Straight threads in a hole
(a)the lowest range of current in which brething difficulty may be experience is normally
A)1-8 ma
B)8-15 ma
C)15-20 ma
D)20-75 ma
E)100-200 ma - correct answer safety
D) 20-75ma
(a)the amount of current which can cause severe burns and severe muscular contraction and
from which the victim can sometimes be revived with proper treatment is - correct answer
safety
Over 200ma
(a)a good choice of blade for cutting emt would have how many teeth per inch? - correct
answer safety
32
A die can be used to make a taper thread on the outside of a piece of conduit
T/f
correct answer true
the lowest range of current in which painful shock is felt normally
20-75ma - correct answer
1ma
B)1-8ma
C)8-15ma
D)15-20ma
E)20-75ma - correct answer safety
8-15 ma- painful shock control not lost
the best way to rescue a person who is in contact with a 480 v electrical circuit is - correct
answer
Use a loose dry clothing to pull them away
your notes divide machine taps into three groups
A)metric, imperial coarse, and imperial fine
B)american,canadian,and british taps
C)bottoming,plug and taper taps
correct answer
C) bottoming, plug and taper taps
the electrician is responsible for:
,his/her own safety
assisting in maintaining a clean work site
C)being on the lookout for electrical hazards
all of the above
correct answer
all of the above
What is concidered good # of tpi for thick material - correct answer
A low number of tpi is good for thick material
What is a good choice of tpi for emt - correct answer
32tpi
What is a good choice for rigid conduit - correct answer
18tpi
What is a good rule of thumb is that _____ teeth should be in contact with the work surface at
any time - correct answer
That ___2___ teeth
(a)what is the lowest range of current in which painful shock and loss of muscular control is
experienced
1 ma
B)1- 8 ma
C)8-15ma
D)15-20ma
E)20-75 ma - correct answer
, D- 15-20 ma, pain with adjacent muscle control loss
1type of dies which commonly available are:
A)metric or n.c(national coarse) and n.p.t (national pipe thread)
B)n.s national smooth;n.c(national coarse) and n.p.t (national pipe thread)
n.f (national fine), n.c(national coarse) and n.p.t (national pipe thread) - correct answer safety
metric or n.c(national coarse) and n.p.t ( national pipe thread)
(a)a taper tap is used to make: - correct answer safety
Straight threads in a hole
(a)the lowest range of current in which brething difficulty may be experience is normally
A)1-8 ma
B)8-15 ma
C)15-20 ma
D)20-75 ma
E)100-200 ma - correct answer safety
D) 20-75ma
(a)the amount of current which can cause severe burns and severe muscular contraction and
from which the victim can sometimes be revived with proper treatment is - correct answer
safety
Over 200ma
(a)a good choice of blade for cutting emt would have how many teeth per inch? - correct
answer safety
32
