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 3.5 2.5 0.5 1.5 3.5 2.5 0.5 1.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The centre to centre distance between two consecutive baffles in a shell and tube heat exchanger is called the baffle pitch or baffle spacing, which is more than 1/5th the I.D. of the shell. Which of the following is not a function of the baffles? To increase the tube side heat transfer co-efficient by inducing turbulence To increase the residence time of shell side fluid To provide support to the tube bundle To reduce the induced vibration in the tubes To increase the tube side heat transfer co-efficient by inducing turbulence To increase the residence time of shell side fluid To provide support to the tube bundle To reduce the induced vibration in the tubes ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The wall thickness of thin cylindrical shell with hemispherical ends is __________ that of the spherical ends. Equal to Less than Either B or C; depends on maximum permissible internal pressure More than Equal to Less than Either B or C; depends on maximum permissible internal pressure More than ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A rivetted joint does not fail by __________ of rivets. Tearing of the plate across a row Shearing Tearing None of these Tearing of the plate across a row Shearing Tearing None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At equal mass velocities, the values of film co-efficients for gases as compared to that for liquids are generally. Lower Higher Unpredictable Same Lower Higher Unpredictable Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Fouling factor must be included in the calculation of over all design heat transfer coefficient, when the liquid Is of high specific gravity Is highly viscous Containing suspended solids flows at low velocity Containing suspended solids flows at high velocity Is of high specific gravity Is highly viscous Containing suspended solids flows at low velocity Containing suspended solids flows at high velocity ANSWER DOWNLOAD EXAMIANS APP