Process Equipment and Plant Design Which of the following types of reactors is the safest from operation point of view? A vapor phase reactor Pot type reactor A liquid phase reactor A liquid phase catalytic reactor A vapor phase reactor Pot type reactor A liquid phase reactor A liquid phase catalytic reactor ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following material is seldom used for pressure vessel construction? Mild steel Semi-killed steel Killed steel Rimmed still Mild steel Semi-killed steel Killed steel Rimmed still ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress. Allowable None of these Working Damaging Allowable None of these Working Damaging ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube) (P² - πd²/4)/πd Πd/4P² 4P²/πd 4(P² - πd²/4)/πd (P² - πd²/4)/πd Πd/4P² 4P²/πd 4(P² - πd²/4)/πd ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 3.5-5.5 44119 7.5-10.0 1.5-2.5 3.5-5.5 44119 7.5-10.0 1.5-2.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Needle valves are generally not used for Smaller sizes of pipe High pressure throttling service Very large diameter pipes Very accurate flow control Smaller sizes of pipe High pressure throttling service Very large diameter pipes Very accurate flow control ANSWER DOWNLOAD EXAMIANS APP