6) Which of the following method(s) reduce the roll separating force in a rolling process? i. Reducing the roller diameter ii. Increasing friction between the rolls and the metal iii. Decreasing friction between the rolls and the metal i & iii only ii & iii only i only i,i & ii

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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6) Which of the following method(s) reduce
the roll separating force in a rolling
process?
i. Reducing the roller diameter
ii. Increasing friction between the rolls and the
metal
iii. Decreasing friction between the rolls and the
metal
i & iii only
ii & iii only
i only
i,ii & i
Transcribed Image Text:6) Which of the following method(s) reduce the roll separating force in a rolling process? i. Reducing the roller diameter ii. Increasing friction between the rolls and the metal iii. Decreasing friction between the rolls and the metal i & iii only ii & iii only i only i,ii & i
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