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Pakistan's MCQ Practice Library for Competitive Exams

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Questions are reviewed over time, but syllabuses and factual answers can change. Always confirm important information with the relevant official source.

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Recently added practice questions

5356. The advantage of using free wheeling diode in half controlled bridge converter is that
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A. There is always a path for the ac current independent of the ac line

B. There is always a path for the dc current independent of the ac line

C. There is always a path for the dc current dependent of the ac line

D. There is always a path for the ac current independent of the ac line

5357. The advantage of using a 1 2 shell and tube heat exchanger over a 1 1 shell and tube heat exchanger is_________________?
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A. Higher tube side heat transfer co-efficient

B. Lower shell side pressure drop

C. Higher shell side heat transfer co-efficient

D. Lower tube side pressure drop

5358. The advantage of rigid constitution is that:
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A. It adjusts itself with the passage of time

B. It guarantees permanence and stability

C. It is progressive

D. It keeps pace with national progress

5359. The advantage of multistage compression over single stage compression is ________________?
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A. all of the above

B. moisture free air

C. lower power consumption per unit of air delivered

D. decreased discharge temperature

E. higher volumetric efficiency

5360. The advantage of graphic rating scale method is that; it is __________?
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A. ends up with predetermined rating figures

B. simple to use

C. an ongoing basis evaluation

D. avoids central tendency and biases

5361. The adopter group innovators are?
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A. skeptical

B. tradition bound

C. deliberate

D. venturesome
5362. The adjustment to be made for prepaid expenses is____________?
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A. Add prepaid expenses to respective expenses and show it as an asset

B. Deduct prepaid expenses from respective expenses and show it as a liability

C. Deduct prepaid expenses from respective expenses and show it as an asset

D. Add prepaid expenses to respective expenses and show it as a liability

5363. The addition of new product lines in a company is?
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A. vertical integration

B. horizontal integration

C. diversification

D. geographic expansion

5364. The added value on products and services is called ________?
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A. valuing

B. branding

C. advertising

D. brand equity
5365. The activity of pure hydrogen gas at 1000C and 5 atm pressure_________________?
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A. Can be 5

B. Depends on the choice of the standard state

C. Is always greater than 1

D. Is always less than 1

5368. The activity co-efficient of the solute in a dilute solution ?
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A. Remains constant

B. Increases with the increase of concentration of the solute

C. Decreases with the increase of concentration of the solute

D. Is unity at infinite dilution

5369. The active materials on the positive and negative plates of a fully charged lead-acid battery are_______?
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A. none of the above

B. lead peroxide and lead

C. lead and lead peroxide

D. lead sulphate and lead

5370. The active materials on the positive and negative plates of a fully charged lead-acid battery are_______?
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A. none of the above

B. lead peroxide and lead

C. lead and lead peroxide

D. lead sulphate and lead

5371. The activation of caspases is likely to lead to_________________?
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A. G1 to S phase of cell cycle

B. Blood coagulation

C. Apoptotic cell death

D. Mitotic cell division

5372. The action of JFET in its equivalent circuit can best be represented as a_____________?
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A. voltage controlled current source

B. Current controlled voltage source

C. Current controlled Current source

D. Voltage controlled voltage source

5373. The Action (Amal) of Islam depends on___________?
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A. Confidence

B. Struggle

C. None of These

D. Faith
5375. The accunmulation of carbon in a cylinder results in increase of________________?
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A. effective compression ratio

B. clearance volume

C. ignition time

D. volumetric efficiency

E. valve travel time.

5376. The accunmulation of carbon in a cylinder results in increase of________________?
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A. volumetric efficiency

B. effective compression ratio

C. valve travel time.

D. clearance volume

E. ignition time

5380. The absorptivity of a body is equal to its emissivity _________________?
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A. At a particular temperature

B. None of these

C. Under thermal equilibrium

D. For circular bodies

5381. The absorptivity of a body is equal to its emissivity _________________?
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A. At a particular temperature

B. Under thermal equilibrium

C. None of these

D. For circular bodies

5384. The abolitionist movement sought the abolition of_______________?
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A. slavery

B. compulsory education

C. alcohol consumption

D. states rights

5385. The ability to combine name and addresses with a standard document is called __________?
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A. database management

B. form letters

C. mail merge

D. document formatting

5386. The ability of the Organization of Petroleum Exporting Countries (OPEC) to maximize profits is hampered by ?
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A. similar cost schedules for member countries

B. highly inelastic world demand curve for oil

C. economic recession for oil importing nations

D. a lack of substitutes for oil

5387. The ability of the base to resist occlusal forces and to support the restoration is affected by_______________?
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A. Modulus of elasticity

B. Youngs modulus

C. Tensile strength

D. Compressive strength
5389. The ?rst antibiotic to be discovered was_____________?
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A. Penicillin

B. Cephalosporin

C. Erythromycin

D. Amino glycosides

5397. The 1st Georgian Woman President Salome Zurabishvili elected on 30 Nov,2018, belongs to which party?
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A. Georgian National Party

B. None of these

C. United National Movement

D. Georgian Dream Party
5400. The s in she sings well is ____________?
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A. An adjective forming morpheme

B. Morpheme signaling third person singular.

C. Plural morpheme

D. Possessive morpheme

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