An aluminum cylinder is suspended in an unknown fluid by a
An aluminum cylinder is suspended in an unknown fluid by a spring scale. Outside the fluid, the object weighs 20N. In the fluid it weighs 10N. If the cylinder has a volume of 10–4m3, what is the density of the fluid?
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a 300- length of copper wire at 20 has a 120--long section with diameter 18 and a 180--long section with diameter 090
calculate the temperature at which a tung- sten filament that has an emissivity of 025 and a surface area of 66times105
two conductors are made of the same material and have the same length conductor a is a solid wire of diameter 10 mm
a small rock with mass 012 is fastened to a massless string with length 080 to form a pendulum the pendulum is swinging
an aluminum cylinder is suspended in an unknown fluid by a spring scale outside the fluid the object weighs 20n in the
a nichrome heater dissipates 450 w when the applied potential difference is 110 v and the wire temperature is 700degc
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one string of a certain musical instrument is 720 cm long and has a mass of 876 g it is being played in a room where
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