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Recently added practice questions

3451. The sum of three numbers is 98. If the ratio of the first to the second is 2 : 3 and that of the second to the third is 5 : 8, then the second number is :__________?
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A. 30

B. 48

C. 58

D. 20

3452. The sum of reflectivity and absorptivity for an opaque body is equal to____________________?
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A. 0.5

B. 0

C. 1

D. 2

3453. The sum of five numbers is 655. The average of the first two numbers is 85 and the third number is 125. Find the average of the two numbers?
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A. 180

B. 170

C. 190

D. 175

3454. The sum of all phase current in a star connected primary winding with no neutral connection is equal to___________?
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A. Three times the line current

B. Zero at all times

C. Three times the phase current

D. Phase current

3455. The Sultan who described himself as Sikandar-i-Sani was ________?
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A. Allauddin Khalji

B. Balban

C. Mohammad-bin-Tughlaq

D. Sikandar Lodi

3456. The Sukkur Barrage is also known as the___________?
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A. LloyedBarrage

B. Chenab Barrage

C. Ravi Barrage

D. Kandyaro Barrage

3457. The suitable cross-section of sewers to carry combined flow, is__________________?
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A. Circular

B. Rectangular

C. Horse shoe shaped

D. Egg shaped
3458. The success of regional and urban policies has been limited by ?
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A. bad luck

B. poor communications

C. the low level of government grants and by the fact that some projects would have gone ahead anyway

D. bureaucracy

3459. The substances which have a large number of free electrons and offer a low resistance are called____?
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A. conductors

B. insulators

C. semi-conductors

D. inductors

3460. The substance used as a smoke screen in warfare is___________________?
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A. P2O5

B. C2H2

C. PCl5

D. SiCl4
3461. The study of relationships between two or more languages and the investigation whether the common languages have a common ancestor is called___________?
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A. Psycho linguistics

B. Sociolinguistics

C. None of these

D. >Comparative linguistics
3462. The study of relationship between soil properties & plant production is known as:_________?
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A. Pedology

B. Agronomy

C. None of these

D. Soil Science
3463. The Study of human beauty is called____________?
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A. Argology

B. Kalology

C. Agrostology

D. Oncology

3464. The study of fossils is called?
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A. Historical biology

B. Environmental Biology

C. Social biology

D. Palaeontology
3465. The struggle of women and ethnic minorities to change certain discriminatory practices concerns ?
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A. role strain

B. role conflict

C. ascribed statuses

D. master statuses

3466. The structures, which are constructed on the river bed upstream of head regulator. With this clear water enters in canal such structures are called______________________?
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A. Silt ejectors

B. Silt excluders

C. Vortex pipes

D. Silt control structures

3467. The structure sensitive property of a super conductor is______________?
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A. transition temperature

B. critical current density

C. none of the above

D. critical magnetic field

3468. The stretcher bond in brick masonry can be used only when the thickness of wall is_____________?
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A. 190 mm

B. 180 mm

C. 90 mm

D. 280 mm

3469. The stress at which extension of the material takes place more rapidly as compared to the increase in load is termed as the _____________ point of the material?
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A. Ultimate

B. Breaking

C. Elastic

D. Yielding
3470. The strength of the gypsum specimen when the water in excess of that required for the hydrate of the hemihydrate is left in the specimen is called____________?
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A. Dry strength

B. Compressive strength

C. Green strength

D. Water strength

3471. The stray line of magnetic flux is defined as_____________?
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A. a line of magnetic flux which does not follow the designed path

B. the mean length of a ring shaped coil

C. a line of magnetic flux in a non-uniform field

D. a line vertical to the flux lines

3472. The strain energy due to volumetric strain________________?
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A. All the above

B. Is directly proportional to the square of exerted pressure

C. Is inversely proportional to Bulk modulus

D. Is directly proportional to the volume

3473. The strain energy due to volumetric strain________________?
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A. Is directly proportional to the square of exerted pressure

B. All the above

C. Is inversely proportional to Bulk modulus

D. Is directly proportional to the volume

3474. The storage life of onions at 32F with R.H of 75% is__________________?
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A. 2-4 months

B. 6-8 months

C. 4-6 months

D. 8-10 months

3475. The storage life of fresh mango at -1 to 4c is_________________________?
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A. 0-4 weeks

B. 1-2 weeks

C. 1-4 weeks

D. 2-4 weeks

3476. The storage life of Cabbage at 32F with R.H of 95% is____________________?
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A. 3-4 months

B. 5-6 months

C. 2-5 months

D. 3-5 months

3477. The storage life of Apricot at 32F with R.H of 90% is _____________________?
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A. 2-4 weeks

B. 3-4 weeks

C. 1-2 weeks

D. 1-5 weeks

3478. The storage battery generally used in electric power station is__________?
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A. lead-acid battery

B. nickel-cadmium battery

C. zinc-carbon battery

D. none of the above

3479. The stone suitable for rubble masonry should be____________?
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A. tough

B. heavy

C. hard

D. light

3480. The stock of knowledge, skills and talents that people possess is called ?
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A. skill-building investment

B. skill capital

C. human capital

D. training investment

3481. The stock of knowledge, skills and talents that people possess is called ?
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A. training investment

B. human capital

C. skill capital

D. skill-building investment

3482. The sterm City-State denotes:
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A. States of a federation

B. Small independent states of modern world

C. States, which have not been admitted in the UNO

D. States of ancient Greece
3483. The steepest gradient permissible on a 2.5 curve for Broad Gauge line having ruling gradient of 1 in 200 is___________________?
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A. 1 in 222

B. 1 in 235

C. 1 in 250

D. 1 in 275

3484. The steam temperature with increase in load in case of a boiler fitted with radiation super heater________________?
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A. unpredictable

B. first increases and then decreases

C. decreases

D. increases

E. remains unaffected

3485. The steam engine provided on steam locomotives is____________?
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A. single acting non-condensing type

B. double acting non-condensing type

C. double acting condensing type

D. single acting condensing type

3486. The steady state stability of the power system can be increased by_____________?
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A. none of the above

B. connecting lines in series

C. connecting lines in parallel

D. using machines of high impedance

E. reducing the excitation of machines

3487. The stating torque of the slip ring induction motor can be increased by adding__________?
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A. external inductance to the rotor

B. external resistance to the rotor

C. external capacitance to the rotor

D. both resistance and inductance to rotor

3488. The statements below are steps on How to Read and Understand an Expository Essay. Which comes in as an initial thing to do before writing an expository essay ?
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A. Identify External Factors Related to the Work

B. Identify the Mode of Development

C. Analysis of the Author

D. Subsequent Readings/Reviews

3489. The statements below are steps on How to Read a Short Story Critically. Which comes in as the last thing to do in the critical reading of a narrative ?
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A. Analyze the Meaning of the Story (Interpretation)

B. Analyze the Essential Elements of the Story

C. Analyze the Structure of the Story

D. Analyze Rhetorical Elements
3490. The statement recorded under section 161, Cr.P.C can ?
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A. Not be cross examined

B. None of the above

C. None of above

D. Be cross examined

3491. The state is both the child and the parent of law because:
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A. The state creates elaborate system of rights and obligations

B. The state can enforce laws against their enforcement against itself

C. The constitutional law defines the duties of ultimate authority

D. These laws are made by the state for and on behalf of the community

3492. The State Bank of Pakistan (SBP) has halved the cash-carrying limits on foreign currency for international travel to ________ annually?
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A. $40,000

B. $20,000

C. $50,000

D. $30000
3493. The starting resistance of a D.C. motor is generally_______________?
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A. around 500 Q

B. low

C. 1000 Q

D. infinitely large

3494. The standard state of a gas (at a given temperature) is the state in which fugacity is equal to__________________?
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A. Unity

B. Activity

C. Both A. & B

D. Neither A. nor B

3495. The standard of living is often measured by ?
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A. Real GDP per capita

B. Real GDP plus depreciation

C. Real GDP

D. Real GDP population

3496. The standard deviation is affected by the value of every____________?
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A. Items

B. Observation

C. Relative Dispersion

D. Absolute

3497. The stages of the demographic transition model are_________________?
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A. low death rates high birthrates

B. high births high death rates

C. low birth rates low death rates

D. all of the above
3498. The stage in which the person focuses on maintaining the established position is called?
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A. growth stage

B. exploration stage

C. maintenance stage

D. midcareer crisis sub stage

3499. The SRS is said to be consistent if and only if____________________?
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A. every requirement stated therein is one that the software shall meet

B. every requirement stated therein is verifiable

C. its structure and style are such that any changes to the requirements can be made easily while retaining the style and structure

D. no subset of individual requirements described in it conflict with each other
3500. The square waveform of current has following relation between r.m.s. value and average value?
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A. r.m.s. value of current is less than average value

B. none of the above

C. r.m.s. value is equal to average value

D. r.m.s. value of current is greater than average value

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