What is the average density of the block

Reference no: EM13261022

(1) A wood block floats on water with 35% of its volume above the surface (of water), what is the average density of the block (in kg/m3)?

(2) The filament temperature of a light bulb is 900 C when the bulb delivers 40 W of power. If its emissivity remains
constant, what power (in W) is delivered when the filament temperature is 1300 C?

Reference no: EM13261022

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