Physics, 02.07.2021 18:10 amandapill
A piece of iron of arbitrary shape is immersed in the mixture of mercury and an unknown liquid. It is found that 46% of the iron volume is the unknown liquid, and the remaining 54% is in mercury. The density of iron and mercury are 7.8X103 kg/m3 and 13.6X103 kg/m3 respectively. What is the density of the unknown liquid
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An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?
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An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
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The force needed to overcome static friction is usually less than that needed to overcome kinetic friction.true or false?
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A piece of iron of arbitrary shape is immersed in the mixture of mercury and an unknown liquid. It i...
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