Process Equipment and Plant Design The thickness of heat transfer plates used in the plate type heat exchanger ranges from __________ mm, pressed in a single piece provided with grooves & corrugations. 0.3 to 0.8 44055 3.5 to 7.0 1.25 to 3.125 0.3 to 0.8 44055 3.5 to 7.0 1.25 to 3.125 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in pressure drop (for a given particle size), the dust collection efficiency of a cyclone separator will Increase or decrease depending on the nature of the dust Increase Decrease Remain unaffected Increase or decrease depending on the nature of the dust Increase Decrease Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, σ = yield strength and E = modulus of elasticity) E Σ/E Σ E/σ E Σ/E Σ E/σ 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? Molar latent heat of the two components are equal Heat of mixing of normal liquid is assumed to be zero Sensible heat changes for vapour & liquid are negligibly small Reflux is not a saturated liquid Molar latent heat of the two components are equal Heat of mixing of normal liquid is assumed to be zero Sensible heat changes for vapour & liquid are negligibly small Reflux is not a saturated liquid ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is > 7 < 15 < 7 < 30 > 20 < 50 > 7 < 15 < 7 < 30 > 20 < 50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about __________ percent. 55 35 5 20 55 35 5 20 ANSWER DOWNLOAD EXAMIANS APP