Mechanical Operations A screen is said to be blinded, when the Undersizes are retained in oversize fraction Screen is plugged with solid particles Screen capacity is abruptly increased Oversizes are present in undersize fraction Undersizes are retained in oversize fraction Screen is plugged with solid particles Screen capacity is abruptly increased Oversizes are present in undersize fraction ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid? None of these Kozney-Karman equation Blake-Plummer equation Leva None of these Kozney-Karman equation Blake-Plummer equation Leva ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is Φs is defined by Φs = dp Sp/Vp Φs = 6 dp Sp/Vp Φs = 6 Vp/dp sp Φs = Vp/dp sp Φs = dp Sp/Vp Φs = 6 dp Sp/Vp Φs = 6 Vp/dp sp Φs = Vp/dp sp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter medium resistance is important during the __________ of filtration. Early stages None of these Final stages Entire process Early stages None of these Final stages Entire process ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The optimum moisture content in solids to be crushed/ground ranges from __________ percent. 10 to 15 3 to 4 8 to 10 15 to 20 10 to 15 3 to 4 8 to 10 15 to 20 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as 1/d D² √d D 1/d D² √d D ANSWER DOWNLOAD EXAMIANS APP
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