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 . ρ/Vp M . Vp/ρ M/ρ . Vp Vp/m . ρ M . ρ/Vp M . Vp/ρ M/ρ . Vp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get ultrafine particles, the equipment used is a Rod mill Hammer crusher Fluid energy mill Ball mill Rod mill Hammer crusher Fluid energy mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill as compared to a ball mill Employs smaller balls All of these Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power Employs smaller balls All of these Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tank filter (e.g., Nutsch filter) is Used for small scale filtration work A continuous filter A leaf filter A high pressure filter Used for small scale filtration work A continuous filter A leaf filter A high pressure filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vacuum filter is most suitable for the Removal of fines from liquid Liquids of very high viscosity Liquids having high vapour pressure None of these Removal of fines from liquid Liquids of very high viscosity Liquids having high vapour pressure None of these ANSWER DOWNLOAD EXAMIANS APP