Physics, 04.04.2020 01:58 alisonn2004
. Ten cars in a circle at a boom box competition produce a 120-dB sound intensity level at the center of the circle. What is the average sound intensity level produced there by each stereo, assuming interference effects can be neglected?
Answers: 2
Physics, 22.06.2019 13:40
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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Physics, 22.06.2019 16:20
What is the single most important equation in all of physics?
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Elements that have one valence electron and are very reactive are called
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. Ten cars in a circle at a boom box competition produce a 120-dB sound intensity level at the cente...
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