Heat Transfer Which of the following parameters of the fluid is not very important, while deciding its route in a shell and tube heat exchanger? Viscosity Corrosiveness & fouling characteristics Density Pressure Viscosity Corrosiveness & fouling characteristics Density Pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube Exit fluid temperature < wall temperature Graetz number > 100 Exit-fluid temperature > wall temperature Exit fluid temperature = wall temperature Exit fluid temperature < wall temperature Graetz number > 100 Exit-fluid temperature > wall temperature Exit fluid temperature = wall temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat flux is the time rate of heat transfer per unit length volume area none of the listed here length volume area none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Value of Nusselt number [Nu = (hD/k)] for the heat transfer by conduction from a droplet or a spherical particle to a surrounding stagnant film is 10 2 100 0.5 10 2 100 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The critical radius 'r' of insulation on a pipe is given by r = h/k r = k/2h r = 2k/h r = k/h r = h/k r = k/2h r = 2k/h r = k/h ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer To reduce the tube side pressure drop for the same flow rate, the heat exchanger recomended is 2-4 heat exchanger 1-2 heat exchanger 1-1 heat exchanger 3-2 heat exchanger 2-4 heat exchanger 1-2 heat exchanger 1-1 heat exchanger 3-2 heat exchanger ANSWER DOWNLOAD EXAMIANS APP
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