1
Q
what does SBT stand for?
A
Snatch Block tension
2
Q
what advantage is used by using a simple machine such as parted blocks?
A
mechanical advantage
3
Q
what is the angle factor of 180?
A
0
4
Q
what percentage of weight is gained because of friction of the sheave?
A
10%
5
Q
line out is calculated by?
A
line in 10%
6
Q
what does HS stand for?
A
hook strain
7
Q
what is the angle factor of 0?
A
2
8
Q
which sheave is the running block?
A
the lower block
9
Q
which sheave is the standing block?
A
the top block
10
Q
SBT is calculated by
A
line out x angle factor
11
Q
what does HL stand for?
A
haul line
eg 1 chapter 9
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