Manufacturing And Production Technology
Which of the following parameters influence the axial feed rate in centerless grinding?

Regulating wheel diameter
Angle between the axes of grinding and regulating wheels
Speed of the regulating wheel
All of these

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Manufacturing And Production Technology
The primary purpose of a sprue in a casting mould is to

Feed molten metal from the pouring basin to the gate
Act as a reservoir for molten metal
Help feed the casting until all solidification takes place
Feed the casting at a rate consistent with the rate of solidification

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