Q321
Open questionWhich of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid?
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Mechanical Operations
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Q322
Open questionWhich of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid?
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Q323
Open questionActual operating speed of a ball mill may vary from 65 to 80% of the critical speed. Which of the following duties would require the ball mill to be operated at maximum percentage of critical speed?
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Q324
Open questionThe most suitable equipment used to devulcanise rubber scrap and to make water dispersion & rubber solution is a
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Q325
Open questionPick out the wrong statement.
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Q326
Open questionWhich is the most suitable conveyor for transportation of sticky material?
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Q327
Open questionFiltration should be stopped in a filter press, if the
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Q328
Open questionTo remove very small amount of tiny solid impurities from liquid, we use a
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Q329
Open questionHighly viscous liquids & pastes are agitated by
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Q330
Open questionWhich of the following gives the crushing energy required to create new surface ?
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Q331
Open questionA straight line is obtained on plotting reciprocal of filtration rate vs. the volume of filtrate for __________ flow of filtrate.
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Q332
Open questionBalls for ball mills are never made of
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Q333
Open questionWhich of the following may prove unsuitable for filtering volatile liquids?
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Q334
Open questionCement clinker is reduced to fine size by a
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Q335
Open questionThe speed of a rotary drum vacuum filter may be about __________ rpm.
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Q336
Open questionThe crushed material received for separation is called feed or
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Q337
Open questionThe capacity of a gyratory crusher is __________ that of a jaw crusher with the same gape, handling the same feed & for the same product size range.
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Q338
Open questionFor classification of potable (drinking) water, we use a __________ filter.
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Q339
Open questionWhich of the following is not an ultrafine grinder (colloid mill)?
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Q340
Open questionA belt conveyor used for the transportation of materials can
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