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Manufacturing Engineering Ii
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Quiz 1
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Q.1
EP 2 grease, high-temperature grease and chain and open-gear grease are used in roll forming equipment.
a) True
b) False
Q.2
Which of the following oils is used in roll forming equipment?
a) SAE 140
b) SAE 30
c) Linseed oil
d) SAE 5W-30
Q.3
In how many types roll forming lubricants are categorised?
a) 3
b) 5
c) 6
d) 4
Q.4
Chemical solutions (synthetics) ideal for coated steel.
a) True
b) False
Q.5
Which of the following is used for lubrication in heavy-duty roll forming?
a) Extreme pressure-type solutions
b) Soap-type solutions
c) Non-ionic type solutions
d) Micro-emulsions
Q.6
For which of the following materials evaporative lubricants are used?
a) Hot rolled steel
b) Stainless steel
c) Ferrous and non-ferrous materials
d) Aluminium
Q.7
Which of the following is ideal for lubrication in roll forming of hot rolled and cold rolled steel?
a) Micro-emulsion
b) Macro-emulsion
c) SAE 120
d) SAE 20W 40
Q.8
Macro-emulsions are also called as soluble oils.
a) True
b) False
Q.9
Why additives are mixed with lubricating oil?
a) To reduce the friction
b) To increase the heat transfer
c) To change the colour
d) To improve the lubricant properties
Q.10
Pick the odd one out.
a) Sulphur compounds
b) Nitrates
c) Phosphorous compounds
d) Chlorine compounds
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