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Correct Answer: (A)
0.3-1.5 bars
Explanation: usually the gauge is set to a range of 0.3-1.5 bars while providing pressure to the molten metal to raise it in the riser.
Explanation by: Mr. Dubey
usually the gauge is set to a range of 0.3-1.5 bars while providing pressure to the molten metal to raise it in the riser.
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Mr. Dubey
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