Process Equipment and Plant Design A stuffing box is used for Reducing the resistance of fluid flow Prevention of fluid leakage around moving parts Absorbing the contraction/expansion of pipeline due to temperature changes Facilitating smooth opening and closing of a valve Reducing the resistance of fluid flow Prevention of fluid leakage around moving parts Absorbing the contraction/expansion of pipeline due to temperature changes Facilitating smooth opening and closing of a valve ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a shell and tube heat exchanger, the effect of L/D on inside film heat transfer co-efficient (hi) vanishes after a Reynold number of 5000 3000 10000 1000 5000 3000 10000 1000 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is not a valid assumption in continuous binary distillation for calculating the number of equilibrium stages by Mc-Cabe-Thiele's method? Sensible heat changes for vapour & liquid are negligibly small Molar latent heat of the two components are equal Heat of mixing of normal liquid is assumed to be zero Reflux is not a saturated liquid Sensible heat changes for vapour & liquid are negligibly small Molar latent heat of the two components are equal Heat of mixing of normal liquid is assumed to be zero Reflux is not a saturated liquid ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In most of the shell and tube heat exchangers, the tube pitch is generally __________ the tube diameter. 2.5 times 1.25-1.50 times Less than One-fourth of 2.5 times 1.25-1.50 times Less than One-fourth of ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Joint efficiency (J) for a seamless pipe is 1.2 0.85 1 < 0.5 1.2 0.85 1 < 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of tube length to shell diameter in case of liquid shell and tube heat exchanger ranges from 4 to 8 2 to 3 6 to 12 3 to 5 4 to 8 2 to 3 6 to 12 3 to 5 ANSWER DOWNLOAD EXAMIANS APP
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