A.Oxidising
B.None of these
C.Reducing
D.Disinfecting
Explanation: The correct answer is Oxidising.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 200 of 557.
Chemical Engineering MCQs
Showing page 200 of 557 · 8,342 total solved questions available.
⚡Start Quiz Mode to Practice Like the Real Exam!
A.Junker’s
B.Throttling
C.Boy’s
D.Bomb
Explanation: The correct answer is Throttling.
Submitted by: Academy of Pakistan
A.None of these
B.Copper and lead
C.Lead, tin and cadmium
D.Copper, tin and zinc
Explanation: The correct answer is None of these.
Submitted by: Academy of Pakistan
Which of the following expressions defines the Baume gravity scale for liquids heavier than water?
0A.200 (G-1)
B.(141.5/G) – 131.5
C.145 – (145/G)
D.(400/G) – 400
Explanation: The correct answer is 145 – (145/G).
Submitted by: Academy of Pakistan
A.Temperature
B.Number of molecules of reactants taking part in the reaction
C.Reactant’s concentration
D.Catalyst
Explanation: The correct answer is Number of molecules of reactants taking part in the reaction.
Submitted by: Academy of Pakistan
A.0.6
B.0.1
C.0.4
D.0.2
Explanation: The correct answer is 0.6.
Submitted by: Academy of Pakistan
A.Ferric sulphide
B.Ferrous oxide
C.Hydrated ferric oxide
D.Powdered iron
Explanation: The correct answer is Hydrated ferric oxide.
Submitted by: Academy of Pakistan
A.0.1
B.1
C.0.5
D.0
Explanation: The correct answer is 0.1.
Submitted by: Academy of Pakistan
A.Still in development stage (by employing fluidised bed technique)
B.A slow reaction
C.A discontinuous reaction (requiring regeneration of iron by water gas intermittently)
D.All A, B. and C
Explanation: The correct answer is All A, B. and C.
Submitted by: Academy of Pakistan
A.Reactor dispersion number (D/vL)
B.None of these
C.Reduced time (vt/V)
D.Thiele modulus L √(k/D1)
Explanation: The correct answer is None of these.
Submitted by: Academy of Pakistan
A.Ratio of fixed carbon to volatile matter increases
B.Calorific value of the coal increases
C.High rank coals have higher amount of volatile matter
D.Oxygen content progressively decreases
Explanation: The correct answer is Ratio of fixed carbon to volatile matter increases.
Submitted by: Academy of Pakistan
A.30 to 80
B.1 to 5
C.250 to 350
D.450 to 500
Explanation: The correct answer is 30 to 80.
Submitted by: Academy of Pakistan
A.Adiabatic
B.Isothermal
C.Isometric
D.Isentropic
Explanation: The correct answer is Isometric.
Submitted by: Academy of Pakistan
A.1/D
B.D2.5
C.1/D2.5
D.D
Explanation: The correct answer is D2.5.
Submitted by: Academy of Pakistan
A.Froude number
B.Pressure-co-efficient
C.Weber number
D.Kinematic viscosity
Explanation: The correct answer is Kinematic viscosity.
Submitted by: Academy of Pakistan