A big casting is to have a hole, to be produced by using a core of 10 – McqOptions

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1.	A big casting is to have a hole, to be produced by using a core of 10 cm diameter and 200 cm long. The density ρ metal is 0.077 N/cm3 and density ρcore is 0.0165 N/cm3. What is the upward force acting on the core prints?
A.	200.5 N
B.	1100.62 N
C.	950.32 N
D.	350.32 N
Answer» D. 350.32 N

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