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April 24, 2014

Homework Help: Physics

Posted by Maryam on Tuesday, April 10, 2012 at 5:54pm.

A block of aluminum that has dimensions 2.07 cm by 2.55 cm by 5.00 cm is suspended from a spring scale. The density of aluminum is 2702 kg/m^3.

(a) What is the weight of the block?
0.699 N

(b) What is the scale reading when the block is submerged in oil with a density of 817 kg/m^3?

Please help I don't know how to do part b; Thanks.

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