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Phosphor bronze contains approximately __________ % of copper.

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Phosphor bronze contains approximately __________ % of copper.

(a) 0.2

(b) 0.1

(c) 36

(d) 94

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Asked question is from Properties of Copper and its Alloys-3 in portion Copper and its Alloys of Aerospace Materials & Processes

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The correct answer is (d) 94

Easiest explanation: Copper is a major component in phosphor bronze. It contains approximately 94% of copper. Phosphor bronze also contains a maximum of 0.20% lead and also 0.10% iron composite-wise.

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