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In magnesium alloys, what is the bentonite percentage composition?(a) 1%(b) 2%(c) 3%(d) 4% |
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Answer» Correct choice is (d) 4% Best explanation: In magnesium alloys, the bentonite percentage composition is calculated to be 4%. Whereas, in the case of green sands, the bentonite percentage is recorded to be around 3.5%. |
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