Mass Transfer Which of the following remains constant during sensible cooling process ? Specific humidity & Partial pressure of vapour Partial pressure of vapour Specific humidity None of the listed here Specific humidity & Partial pressure of vapour Partial pressure of vapour Specific humidity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To get high tray efficiency Time of contact between the two phases should be less Liquid entrainment should be severe Gas velocity should be very low Interfacial surface between liquid and gas phase should be large Time of contact between the two phases should be less Liquid entrainment should be severe Gas velocity should be very low Interfacial surface between liquid and gas phase should be large ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The boiling points of pure components of a binary system __________ with increase in total pressure of the system. Increases May increase or decrease, depends on the system Remains unchanged Decreases Increases May increase or decrease, depends on the system Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is directly proportional to DAB0.5, according to __________ theory. Surface renewal None of these Penetration Film Surface renewal None of these Penetration Film ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases at atmospheric conditions is about 10-9 cm/sec 10-3 sec/cm 10-1 cm²/sec 10-4 cm²/seC₂ 10-9 cm/sec 10-3 sec/cm 10-1 cm²/sec 10-4 cm²/seC₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Rotary dryers cannot handle __________ materials. Sticky Grannular Free flowing Dry Sticky Grannular Free flowing Dry ANSWER DOWNLOAD EXAMIANS APP