A.0.5
B.2
C.1.5
D.1
Explanation: The correct answer is 2.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 254 of 557.
Chemical Engineering MCQs
Showing page 254 of 557 · 8,342 total solved questions available.
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A.None of these
B.Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible
C.Low grade coal can be used, but generally high volatile matter coals are more suitable for
D.Pulverised fuel can be completely burnt with less percentage of excess air compared to lump
Explanation: The correct answer is None of these.
Submitted by: Academy of Pakistan
A.98
B.196
C.147
D.49
Explanation: The correct answer is 98.
Submitted by: Academy of Pakistan
A.Kozeny-Carman equation
B.Fanning equation
C.Blake-Plummer equation
D.Hagen-Poiseuille equation
Explanation: The correct answer is Blake-Plummer equation.
Submitted by: Academy of Pakistan
A.Suspended salt
B.Silica
C.Dissolved salt
D.Turbidity
Explanation: The correct answer is Silica.
Submitted by: Academy of Pakistan
A.First
B.Zero
C.Third
D.Second
Explanation: The correct answer is First.
Submitted by: Academy of Pakistan
A.Stainless steel
B.None of these
C.Karbate
D.Steel
Explanation: The correct answer is Steel.
Submitted by: Academy of Pakistan
A.25,000
B.10,000
C.15,000
D.5000
Explanation: The correct answer is 25,000.
Submitted by: Academy of Pakistan
A.Decreases
B.Remains unchanged
C.May increase or decrease; depends on its composition
D.Increases
Explanation: The correct answer is Decreases.
Submitted by: Academy of Pakistan
A.Coke
B.Sand
C.Fuel oil
D.Soda ash
Explanation: The correct answer is Sand.
Submitted by: Academy of Pakistan
A.SBR
B.Teflon
C.Nylon-6
D.Nylon-66
Explanation: The correct answer is Nylon-6.
Submitted by: Academy of Pakistan
A.Feed water pump
B.Stop valve
C.Blow off cock
D.Feed check valve
Explanation: The correct answer is Feed water pump.
Submitted by: Academy of Pakistan
A.Head varies as the square of speed
B.Horsepower input varies as the square of speed
C.Its capacity varies directly as the square of speed
D.Head varies as the speed
Explanation: The correct answer is Head varies as the square of speed.
Submitted by: Academy of Pakistan
A.Nst α NRe
B.NNu α f
C.NRe α f
D.Nst α f
Explanation: The correct answer is Nst α f.
Submitted by: Academy of Pakistan
A.C2H4Cl2
B.SO2
C.NH3
D.CCl2F2
Explanation: The correct answer is C2H4Cl2.
Submitted by: Academy of Pakistan