MATERIAL HANDLING AND HAND RIGGING COMPLETE
GUIDE
1. Tuggers are actually pneumatic ️D) winches!
2. The type of jack that is operated by the pressure of an enclosed liquid is the ️C) hydraulic jack.
3. The type of jack that can only be used to raise loads under 25 tons is the ️B) ratc...
2. The type of jack that is operated by the pressure of an enclosed liquid is the ✔️C) hydraulic jack.
3. The type of jack that can only be used to raise loads under 25 tons is the ✔️B) ratchet jack.
4. The part of the ratchet-lever hoist that is used to let out the chain without using the ratchet handle is
the ✔️B) fast wind handle.
5. Chain hoists are designed for ✔️D) vertical lifts.
6. The lifting capacity of a block and tackle is higher if it has ✔️A) more parts of line.
7. The load capacity of a simple block and tackle is equal to the capacity of the ✔️C) load line.
8. A natural fiber or synthetic rope line used to control the swinging of the load in hoisting activities is a
✔️B) tag line.
9. A metal mesh sling should be discarded if abrasion has caused a ✔️C) 25 percent reduction of wire
diameter.
10. A wire rope sling should be discarded if wear exceeds ✔️C) one-third of the original rope diameter.
11. A chain should be removed from service if any portion is worn by more than ✔️A) 15 percent.
12. Chain slings should be destroyed after being annealed ✔️B) 6 times.
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