Mechanical Operations Vibrating screens are used for handling large tonnages of materials. The vibrating motion is imparted to the screening surface by means of Electromagnets Cams or eccentric shafts Unblanced fly wheels Either A, B or C Electromagnets Cams or eccentric shafts Unblanced fly wheels Either A, B or C ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ball mills and tube mills with flint or porcelain balls are used for size reduction of Limestone Asbestos Rubber Non-metallic ores Limestone Asbestos Rubber Non-metallic ores ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aid is used to Increase the rate of filtration Act as a support base for the septum Increase the porosity of the cake Decrease the pressure drop Increase the rate of filtration Act as a support base for the septum Increase the porosity of the cake Decrease the pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The equivalent diameter of channel of a constant non-circular cross-section of 3 cm by 6 cm will be __________ cms. 8 2 20 12 8 2 20 12 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels are revolving screens which normally operate in the range of __________ rpm. 15 - 20 60 - 75 40 - 50 43832 15 - 20 60 - 75 40 - 50 43832 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following may prove unsuitable for filtering volatile liquids? Gravity filter Centrifugal filter Vacuum filter Pressure filter Gravity filter Centrifugal filter Vacuum filter Pressure filter ANSWER DOWNLOAD EXAMIANS APP
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