Sunday Funday_ 22.11.2020
Q1. Wire rope sling capacity formula is
SWL(kg) = 8 x d x d
Where d is the diameter of wire rope sling
What is the unit of measurement of the diameter "d"?
a. Mili meter
b. Centi Meter
c. Meter
d. Inch
Q2. What is the colour code of lifting tools in WBCW in 2020?
a. Green
b. Blue
c. Orange
d. Yellow
Q3. What is the frequency of load testing of lifting tools by third party competent person/ authority?
a. 6 months
b. 9 months
c. 12 months
d. 15 months
Q4. What is critical lift
a. Lift with 85% or more of crane SWL without out trigger
b. Lift of 3MT or more
c. None of the above
Q5. What is the correct way of putting clamps of wirope?
a. Photo1
b. Photo2
c. Photo3
d. None of the above.
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Answer:
Conservation of momentum is a fundamental law of physics, which states that the total momentum of an isolated system is conserved. ... In other words, the total momentum of a system of objects remains constant during any interaction, if no external force acts on the system.
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