Engineering

Engineering, 11.07.2019 02:20, dustinquiz255

Asquare duct with a 10pa/m pressure drop, .001 pa-s viscosity, and a duct side of .1m with a length of 1m is compared to a circular pipe. compute a)-wall shear stress of each and plot this b)-max velocities of each c)-volume flow rates for each

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Engineering, 04.07.2019 18:20, miguel454545

Along 8-cm diameter steam pipe whose external surface temperature is 900c connects two buildings. the pipe is exposed to ambient air at 70c with a wind speed of 50 km/hr blowing across the pipe. determine the heat loss from the pipe per unit length. (b) air at 500c enters a section of a rectangular duct (15 cm x 20 cm) at an average velocity of 7 m/s. if the walls of the duct are maintained at 100c. a) the length of the tube for an exit temperature of the air to be 40 0c. b)the rate of heat transfer from the air. c) the fan power needed to overcome the pressure drop in this section of the duct.

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Engineering, 11.07.2019 00:40, emilianacassandra

Along 8-cm diameter steam pipe whose external surface temperature is 90°c connects two buildings. the pipe is exposed to ambient air at 70c with a wind speed of 50 km/hr blowing across the pipe. determine the heat loss from the pipe per unit length. (b) air at 50°c enters a section of a rectangular duct (15 cm x 20 cm) at an average velocity of 7 m/s. if the walls of the duct are maintained at 10°c, determine (i) the length of the tube for an exit temperature of air to be 40 °c (ii) the rate of heat transfer from the air and (iii) the fan power needed to overcome the pressure drop in this section of the duct.

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Engineering, 07.08.2019 05:10, baler19

Along 8-cm diameter steam pipe whose external surface temperature is 90°c connects two buildings. the pipe is exposed to ambient air at 70c with a wind speed of 50 km/hr blowing across the pipe. determine the heat loss from the pipe per unit length. (b) air at 50°c enters a section of a rectangular duct (15 cm x 20 cm) at an average velocity of 7 m/s. if the walls of the duct are maintained at 10°c, determine (i) the length of the tube for an exit temperature of air to be 40 °c (ii) the rate of heat transfer from the air and (iii) the fan power needed to overcome the pressure drop in this section of the duct.

Answers: 3

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Engineering, 11.10.2019 18:40, alyviariggins

Along 8-cm diameter steam pipe whose external surface temperature is 90°c connects two buildings. the pipe is exposed to ambient air at 7°c with a wind speed of 50 km/hr blowing across the pipe. determine the heat loss from the pipe per unit length. (b) air at 50°c enters a section of a rectangular duct (15 cm x 20 cm) at an average velocity of 7 m/s. if the walls of the duct are maintained at 10°c, determine (i) the length of the tube for an exit temperature of the air to be 40°c (ii) the rate of heat transfer from the air and (iii) the fan power needed to overcome the pressure drop in this section of the duct.

Answers: 1

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Asquare duct with a 10pa/m pressure drop, .001 pa-s viscosity, and a duct side of .1m with a length...

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