Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always Both B & C More than geometric mean value More than arithmetic mean value Less than arithmetic mean value Both B & C More than geometric mean value More than arithmetic mean value Less than arithmetic mean value 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 For identical situation, condensing film coefficient in case of a horizontal condenser is almost __________ the value expected in case of vertical condenser. Twice Half Thrice Five times Twice Half Thrice Five times ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around 0.5 3.5 1.5 2.5 0.5 3.5 1.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a vertical short tube evaporator (Calendria type), the Liquor is inside the tube while the steam is outside the tube Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used All of these Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube Liquor is inside the tube while the steam is outside the tube Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used All of these Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a __________ rivetted joint, the rivets in the various rows are opposite to each other. Diamond Zig-zag Chain None of these Diamond Zig-zag Chain None of these ANSWER DOWNLOAD EXAMIANS APP