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Water flows in a long, electrical heated tube with q" = constant . The velocity and temperature profiles are fully developed. The tube has a inside diameter of 30mm and a bulk T of 20 C and a wall T of 30 C. Determine the coefficient of heat transfer if a) the mass is 0.04 kg/s, b) if the mass flow is 0.4 kg/s.
determine the new differential reading along the inclined leg of the mercury manometer of the figure if the pressure in
this would provide you with a set of Reynolds numbers. Next, using the integral method, determine the velocity profiles within the boundary layer to be followed by determination of the heat transfer coefficient values for your selected Reynolds numbe..
a capacitor is connected to an ac generator that has a frequency of 3.7 khz and produces a voltage of 1.4 v. the
in a particular location the horizontal component of the earths magnetic field has a magnitude of 2.00 10-5 t. an
a simple steam power plant operates on 20 kgs of steam. heat transfer to the steam in the boiler is 69 mw and heat
the transverse shear v at a certain section of timber beam is 25kn. if the beam has the cross sectio shown in the
What is the difference between mixed and unmixed flow in heat exchangers?
What of diameter of steel rod is required to support a tension load of 44.5kn?assume that the allowable stress for the steel is F=165n/mm.
determine the torque that can be applied to a solid shaft of 20-mm diameter without exceeding an allowable shearing
I would expect somthing like the requirement to execute the equation, please explain each term in the equation with its engineering units.
A household refrigerator with a coefficient of performance of 2.4 removes energy from the refrigerated space at a rate of 600 Btu/h. Evaluating electricity at , determine the cost of electricity n a month when the refrigerator operates for 360 hou..
electric space heaters for home use commonly utilize a ceramic filament as the heating element. list the mechanical
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