Mechanical Operations Which of the following is used for primary crushing of very hard lumpy materials? Ball mill Toothed roll crusher Tube mill Gyratory crusher Ball mill Toothed roll crusher Tube mill Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most common filter aid is Calcium silicate Silica gel Diatomaceous earth Sodium carbonate Calcium silicate Silica gel Diatomaceous earth Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Ball mill Hammer crusher Gyratory crusher Roll crusher Ball mill Hammer crusher Gyratory crusher Roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Weber number is significant and is concerned with the Solid-liquid mixing Suspension of solid in liquid Liquid-liquid mixing Dispersion of liquid in liquid Solid-liquid mixing Suspension of solid in liquid Liquid-liquid mixing Dispersion of liquid in liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not accomplished by agitation of liquids in agitators? Blending of immiscible liquids Dispersing immiscible liquid in form of emulsion Dispersing gas in liquid Suspending solid particles Blending of immiscible liquids Dispersing immiscible liquid in form of emulsion Dispersing gas in liquid Suspending solid particles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Number of particles in a crushed solid sample is given by (where, m = mass of particles in a sample, Vp = volume of one particle, ρ= density of particles) Vp/m . ρ M . Vp/ρ M . ρ/Vp M/ρ . Vp Vp/m . ρ M . Vp/ρ M . ρ/Vp M/ρ . Vp ANSWER DOWNLOAD EXAMIANS APP
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