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Engineering, 11.07.2019 02:20 avavackity

Calculate the increase in heat-dissipation rate which could be obtained from a cylinder wall by using four pin-shaped fins (fins are insulated at the ends) per square inch each having a diameter of 3/16 in. and a heigh ofn. assume that the heat transfer coefficient between the surface of the cylinder wall or a fin and the surrounding air is 25 btu/hr-ftf, the cylinder wall is at 600 °f, and the a 70 °f. the wall and the fins are made of aluminum

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