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Recently added practice questions

2741. Vibrating screens have capacity in the range of ______________ tons/ft2 .mm mesh size?
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A. 5 to 25

B. 100 to 250

C. 50 to 100

D. 0.2 to 0.8
2742. Vexillology is the study of__________?
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A. Vintage Cars

B. Flags

C. Stamps

D. Signals

2743. Vestry : Church : : Dispensary : ___________?
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A. Hospital

B. School

C. Laboratory

D. Monastery

2744. Very low pressure is expressed in microns (?), which is equal to ____________ mm of Hg column (absolute) at 0C?
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A. 0.001

B. 0.01

C. 0.1

D. 0.0001

2745. Vertical drop fall is satisfactory for a height upto ___________?
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A. 1.5 m

B. 5.0 m

C. 0.5 m

D. 3.5 m

2746. Venturimeter and orificemeter measures the _____________ of the fluid?
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A. Maximum velocity

B. Point velocity

C. Average velocity

D. Pressure

2747. Vena-contracta pressure tapping is at a distance _______________ from the position of an orificemeter fitted in a pipe of internal diameter d ?
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A. 0.5 d

B. 4d

C. d

D. 2d

2748. Velocity of fluid increases where the pressure is________________?
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A. Changes continuously

B. Low

C. Constant

D. High

2749. Velocity of circulation of money means ?
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A. The number of times a unit of money changes hands annually

B. The number of times as unit of money changes hands monthly

C. The number of times a unit of money changes hands daily

D. The number of times a unit of money changes value

2750. Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute pressure of the gas. y = Ratio of specific heats (Cp/Cv) ? = specific weight of the gas) ?
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A. 1/??

B. ?y

C. ?T

D. 1/?P
2751. Vegetable oils are hydrogenated in a _______________ reactor?
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A. Plug flow

B. Homogeneous catalytic

C. None of these

D. Slurry
2752. VAT is a good example of which kind of tax ?
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A. Ad valorem

B. specific

C. Excise duty

D. Direct

2753. Variation of equilibrium pressure with temperature for any two phases of a given substances is given by the ____________ equation?
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A. None of these

B. Gibbs-Duhem

C. Clapeyron

D. Maxwells

2754. Variables that exercise influence on other variables are called ?
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A. independent variables

B. constants

C. dependent variables

D. none of the above

2755. Vapor pressure of water at 100C is about _______________ bar?
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A. 10.13

B. 101.3

C. 0.1013

D. 1.013
2756. Vapor compression refrigeration is some what like ____________________?
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A. Rankine cycle

B. reversed Camot cycle

C. none of the above

D. reversed Rankine cycle

E. Carnot cycle

2757. Value of permeability of free space in SI units is___________________?
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A. 4?x10-7 WbA-1m-1

B. 4?x10-8 WbA-1m-1

C. 4?x10-9 WbA-1m-1

D. 4?x10-10 WbA-1m-1

2758. Value of Peclet number = ?, is the representative of___________________?
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A. Complete back mixing

B. Plug flow

C. Eddy diffusivity = 0

D. Laminar flow

2759. Value of Peclet number = 0, is the representative of ____________________?
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A. Eddy diffusivity = 0

B. Laminar flow

C. Complete back mixing

D. Plug flow

2760. Value of diyat is described in section ______________ of P.P.C ?
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A. 223

B. 423

C. 323

D. None of these

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