Mechanical Engineering > GATE 2014 Set-1 > Casting
An aluminium alloy (density 2600 kg/m3) casting is to be produced. A cylindrical hole of 100 mm diameter and 100 mm length is made in the casting using sand core (density 1600 kg/m3). The net buoyancy force (in newton) acting on the core is _______
Correct : 7 to 8
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