Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 750 450 250 650 750 450 250 650 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 residence time of shell side fluid To increase the tube side heat transfer co-efficient by inducing turbulence To provide support to the tube bundle To reduce the induced vibration in the tubes To increase the residence time of shell side fluid To increase the tube side heat transfer co-efficient by inducing turbulence To provide support to the tube bundle To reduce the induced vibration in the tubes ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness? Conical Ellipsoidal (2 : 1) Hemispherical Flat plate Conical Ellipsoidal (2 : 1) Hemispherical Flat plate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Power required for agitation depends upon the Size of agitator & the tank Height & properties of the liquid Agitator type & speed of agitation All of these Size of agitator & the tank Height & properties of the liquid Agitator type & speed of agitation All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The stress developed in a material without any permanent set is called the Ultimate stress Breaking stress Yield stress Elastic limit Ultimate stress Breaking stress Yield stress Elastic limit ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Large process vessels operating under extreme temperature and pressure conditions are normally clad/ lined with materials like stainless steel, aluminium, nickel & its alloys, copper & its alloys and titanium. The cladding thickness is generally about __________ percent of the total thickness. 30 to 40 40 to 50 1 to 5 10 to 20 30 to 40 40 to 50 1 to 5 10 to 20 ANSWER DOWNLOAD EXAMIANS APP
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