Mechanical Operations In case of a ball mill, Operating speed should be more than the critical speed None of these Fine feed requires a larger ball Coarse feed requires a larger ball Operating speed should be more than the critical speed None of these Fine feed requires a larger ball Coarse feed requires a larger ball ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Bond crushing law, the work required to form particle of size 'D' from very large feed is (where (S/V)p and (S/V)f are surface to volume ratio of the product and feed respectively). (S/V)p √(S/V)p (S/V)f (S/V)²p (S/V)p √(S/V)p (S/V)f (S/V)²p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a Hammer mill Crushing rolls Ball mill Buhrstone mill Hammer mill Crushing rolls Ball mill Buhrstone mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Shell and leaf filter as compared to plate and frame filter All of these Entails less labor cost Provides more effective washing Facilitates filtration under higher pressure All of these Entails less labor cost Provides more effective washing Facilitates filtration under higher pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A fluid energy mill is used for Grinding Crushing Cutting Ultra grinding Grinding Crushing Cutting Ultra grinding ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a batch sedimentation equipment? Dry cyclone separator Filter thickener Rotary sprayer scrubber Dust catcher Dry cyclone separator Filter thickener Rotary sprayer scrubber Dust catcher ANSWER DOWNLOAD EXAMIANS APP
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