MO VALLEY 2-6 QUESTIONS AND ANSWERS
Boom-type equipment is designed to work at a slope of ? or less.
a.3°
b.5°
c.7°
d.10° - Answers -b.5°
Properly grounding a truck allows for ? in case the truck should become energized.
a.a fast trip out
b.a safe platform
c.arc clearance
d.zero touch potential - Answers -a.a fast trip out
The Archimedes Principle states that the weight of an object will increase in proportion
to the distance that it moves from the fulcrum point.
T/F - Answers -False
The boom must not be operated if the truck is at an incline of more than ? .
a.
5°
b.
7.5°
c.
10°
d.
15° - Answers -a.
5°
The purpose of the hydraulic overload protection (HOP) system is to protect the unit
from ? .
a.
hydraulic oil leaks
b.
, operator error
c.
structural overload
d.
winch line overload - Answers -c.
structural overload
The formula used to calculate the vertical weight on a structure is ? . - Answers -A.
TxH/L
When pulling in a conductor, line tension ? when one-half of the sag is removed.
a.decreases by one-half
b.decreases by one-quarter
c.doubles
d.triples - Answers -c.doubles
A knot may reduce the WLL of a rope by as much as ? .
a.10-15%
b.35-40%
c.45-55%
d.60-70% - Answers -c.45-55%
When using a fiber rope, the sheave of a block should be ? times the diameter of the
rope.
a.3
b.4
c.6
d.8 - Answers -d.8
A block that can be placed at any point in a line without having to feed the end of the
line through it is called a ? block.
a.hand line
b.rope
c.snatch
d.steel - Answers -c.snatch
When installing U-bolt wire rope clips, the saddle goes on the ? .
a.dead side
b.live side
Boom-type equipment is designed to work at a slope of ? or less.
a.3°
b.5°
c.7°
d.10° - Answers -b.5°
Properly grounding a truck allows for ? in case the truck should become energized.
a.a fast trip out
b.a safe platform
c.arc clearance
d.zero touch potential - Answers -a.a fast trip out
The Archimedes Principle states that the weight of an object will increase in proportion
to the distance that it moves from the fulcrum point.
T/F - Answers -False
The boom must not be operated if the truck is at an incline of more than ? .
a.
5°
b.
7.5°
c.
10°
d.
15° - Answers -a.
5°
The purpose of the hydraulic overload protection (HOP) system is to protect the unit
from ? .
a.
hydraulic oil leaks
b.
, operator error
c.
structural overload
d.
winch line overload - Answers -c.
structural overload
The formula used to calculate the vertical weight on a structure is ? . - Answers -A.
TxH/L
When pulling in a conductor, line tension ? when one-half of the sag is removed.
a.decreases by one-half
b.decreases by one-quarter
c.doubles
d.triples - Answers -c.doubles
A knot may reduce the WLL of a rope by as much as ? .
a.10-15%
b.35-40%
c.45-55%
d.60-70% - Answers -c.45-55%
When using a fiber rope, the sheave of a block should be ? times the diameter of the
rope.
a.3
b.4
c.6
d.8 - Answers -d.8
A block that can be placed at any point in a line without having to feed the end of the
line through it is called a ? block.
a.hand line
b.rope
c.snatch
d.steel - Answers -c.snatch
When installing U-bolt wire rope clips, the saddle goes on the ? .
a.dead side
b.live side
