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Recently added practice questions

8301. in general a flatter demand curve is more likely to be ?
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A. price inelastic

B. price elastic

C. unit price elastic

D. none of these answers

8302. In gas-liquid contact operation, the number of ideal stages, N = (xa xb)/(xb x*b). This is true when the stripping factor S is ________________?
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A. S = 1

B. S > 1

C. S = ?

D. S < 1

8303. In Game Theory ?
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A. Firms collude as part of cartel

B. Firms are assumed to cooperate with each other

C. Firms consider the actions of others before deciding what to do

D. Firms are assumed to act independently

8304. In furnaces operating at very high temperature (say) 1250C, e.g. soaking pit), the maximum heat transfer takes place by__________________?
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A. Radiation

B. Cannot be predicted

C. Convection

D. Conduction

8305. In Frankenstein how does Shelley represent science ?
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A. As something needed for humans to advance

B. As a way to resolve human madness

C. As inherently monstrous

D. As potentially productive when used correctly

8306. In Frankenstein how do dreams function ?
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A. They are part of the unconscious controlled by science.

B. They provide relief from the real world.

C. They obscure deep emotions.

D. They prophesy future destruction.
8307. In forward bias the width of potential barrier_____________?
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A. Decreases

B. Remains same

C. Increases

D. No effect

8308. In forced recirculation type boiler__________________?
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A. feed pump is employed to supplement natural circulation in water wall type furnace

B. water is supplied in drum and through down-comers located in atmospheric condition it passes to the water wall and rises to drum in the form of mixture of water and steam

C. heating of water takes place in stages

D. water is converted into steam in one pass without any recirculation

E. heating takes place at bottom and the water supplied at bottom gets converted into the mixture of steam bubbles and hot water which rise to drum

8309. In forced convection, the Nusselt number is a function of ____________________?
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A. Pr and Gr

B. Re and Pr

C. Re and Gr

D. Re and Sc

8310. In forced convection, the heat transfer depends on _______________?
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A. Mainly Gr

B. Re, Pr

C. Re, Gr

D. Re only

8311. In forced circulation, the heating element is injected_________________?
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A. Internally

B. Externally

C. Both A. and A.

D. Neither A. nor B.

8312. In forced circulation type boiler__________________?
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A. heating takes place at bottom and the water supplied at bottom gets converted into the mixture of steam bubbles and hot water which rise to drum

B. feed pump is employed to supplement natural circulation in water wall type furnace

C. water is converted into steam in one pass without any recirculation

D. water is heated in a large number of tubes

E. water is supplied in drum and through down-comers located in atmospheric condition it passes to the water wall and rises to drum in the form of mixture of water and steam

8313. In forage, crops, ideal plant type consists of ______________________?
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A. Late resistance to disease

B. Dwarf, late green

C. Tall, leafy, high leaf/stem ratio

D. Dwarf stature

8314. In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (?), (ii) molecular diffusivity (?) and thermal diffusivity (?). The units of these quantities are ?
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A. ? , ? and ? all have units of m2/s

B. ? , ? and ? all have units of m/s

C. ? and ? have units of m/s, while ? has unit of m2/s

D. ? and ? have units of m2/s, while ? has unit of m/s
8315. In flow reactors, the performance equations interrelate the rate of reaction to the___________________?
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A. Reactor volume

B. Extent of reaction

C. Feed rate

D. All A., B. and C.
8316. In flood rice, snail feed on bacteria called__________________?
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A. Helix

B. Limnea

C. Azolla

D. None of the above

8317. In financial accounting of a chemical plant, which of the following relationship is invalid ?
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A. Total income = costs + profits

B. Assets = capital

C. Assets = liabilities + net worth

D. Assets = equities

8318. In file transfer protocol, data transfer can be done in____________________?
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A. all of the above

B. stream mode

C. block mode

D. compressed mode

8319. In FATA the tribal laws and judiciary function is looked by the _________?
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A. Federal Govt

B. Tribes Council

C. Jirgha

D. All of them
8320. In extraction, as the temperature increases, the area of heterogeneity (area covered by binodal curve)____________________?
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A. None of these

B. Decreases

C. Increases

D. Remains unchanged

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