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Mr. Dubey • 52.61K Points
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Q. 5 CENTRIFUGAL CASTING

(A) true
(B) false
(C) ---
(D) ---
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Explanation by: Mr. Dubey 
 in centrifugal casting, there is no requirement of any core for the making of the concentric hole. as the metal is always pushed outward because of the centrifugal force, application of core is eliminated. only the oxides and slag part separate from the metal and segregate at the centre.

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