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Recently added practice questions

3501. The spray bottles used as window or household cleaner or perfume spray works on: __________?
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A. Capillary action

B. Pascals Law

C. Stokes Law

D. Bernoullis Principle
3502. The speed of stationary waves in a stretched string are independent of___________________?
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A. Number of loops

B. Tension in the string

C. Point where string is plucked

D. both A and C
3503. The speed of sound in air at sea level is approximately____________?
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A. 340 meters per second

B. 370 meter per second

C. 320 meter per second

D. 300 meter per second

3504. The speed of sound in a ideal gas varies directly as its__________________?
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A. pressure

B. absolute temperature

C. temperature

D. density

E. modulus of elasticity

3505. The speed of sound in a ideal gas varies directly as its ______________?
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A. temperature

B. pressure

C. absolute temperature

D. density

E. modulus of elasticity

3506. The speed of a universal motor is usually reduced by using____________?
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A. gearing

B. chains

C. belts

D. brakes

3507. The speed of a synchronous motor:
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A. decreases as the load decreases

B. none of the above

C. increases as the load increases

D. always remains constant
3508. The speed of a pressure wave through a pipe depends upon________________?
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A. the length of pipe

B. the viscosity of fluid

C. the bulk modulus for the fluid

D. the original head

3509. The speed of a D.C. shunt motor can be increased by_______________?
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A. reducing the resistance in the armature circuit

B. reducing the resistance in the field circuit

C. increasing the resistance in armature circuit

D. increasing the resistance in field circuit
3510. The speed of a boat in upstream is 60 kmph and the speed of the boat downstream is 80 kmph. Find the speed of the boat in still water and the speed of the stream?
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A. 35, 27 kmph

B. 50, 60 kmph

C. 45, 55 kmph

D. 70, 10 kmph
3511. The speed of a boat in still water is 5 km/hr, it can go 30km upstream and return downstream to the original point in 4 hours 30 min. The speed of the stream is_______?
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A. 10 km/hr

B. 15 km/hr

C. 5km/hr

D. 8 km/hr

3512. The speed control of universal motor used for sewing machines is by____________?
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A. centrifugal mechanism

B. friction

C. tapping the field

D. varying the resistance
3513. The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as__________________?
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A. Ozone hole

3514. The specific retention is least in case of_______________?
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A. Sand

B. Coarse gravel

C. Clay

D. Silt

3515. The Specific Relief Act of 1877 was enacted on____________?
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A. Non of These

B. 7th April, 1877

C. 7th February, 1877

D. 7th March, 1877

3516. The specific output per kg mass flow rate of a gas turbine (having fixed efficiencies of compressor and turine and fixed higher and lower temperature) with increase in pressure ratio will___________________?
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A. none of the above

B. first increase, reach maximum and then decrease

C. increase first at slow rate and then fast

D. increase first at fast rate and then slow

E. decrease continuously

3517. The specific heat of superheated steam in kcal/kg is generally of the order of___________________?
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A. 0.1

B. 0.5

C. 1

D. 0.8

E. 0.3

3518. The specific gravity of sewage is_______________?
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A. slightly less than 1

B. much greater than 1

C. equal to 1

D. slightly greater than 1
3519. The specific fuel consumption per BH hour for a petrol engine is approximately__________________?
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A. 0.25 kg

B. 0.2 kg

C. 0.15 kg

D. 0.3kg

E. 0.35 kg

3520. The specific energy consumption of a train depends on which of the following ?
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A. Gradient

B. All of the above

C. e covered

D. Acceleration and retardation

3521. The specialized community of employees whose activities are focused around the brand is classified as __________?
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A. internal community

B. impression community

C. brand community

D. external community

3522. The special rule of multiplication of probability, the events must be ______________?
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A. Mutually exclusive

B. Bayesian

C. Empirical

D. Independent
3523. The Special Forces of the Peopless Liberation Army of China reached Pakistan on 8 Dec 2018 to participate in the joint counterterrorism drills known as______________?
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A. Foot drill

B. Friendship drills

C. Warrior VI

D. Special Forces drill

3524. The special features which affect speech sounds such as stress, pitch intonation and juncture are called ______________?
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A. Secondary phonemes

B. All the above.

C. Supra__segmental phonemes

D. Prosodic features

3525. The special features which affect speech sounds such as stress, pitch intonation and juncture are called ______________?
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A. All the above.

B. Supra__segmental phonemes

C. Secondary phonemes

D. Prosodic features

3526. The span of the broad jump depends upon_______________?
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A. Height of jump

B. Mass of the jumper

C. Angle of projection

D. None

3527. The span of control and management level of executive is included in?
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A. complexity in training

B. complexity in recruitment

C. complexity in hiring

D. job complexity
3528. The spacing of man holes along a straight portion of a sewer is 300 m, the diameter of the sewer may be__________________?
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A. > 1.5 m

B. 0.9 cm

C. 1.5 m

D. 1.2 m

3529. The Soviet Union comprises:
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A. None of these

B. 15 Republics

C. 17 Republics

D. 16 Republics

3530. The source of the Suns energy is the process of ____________?
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A. Nuclear fusion

B. Nuclear fission

C. Photoelectric emission

D. Thermionic emission

3531. The sounds of which frequency are human beings most sensitive?
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A. 5000 hertz

B. 20 hertz

C. 400 hertz

D. 20000 hertz

3532. The song in the play cannot be deleted as it is _________to the story.
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A. intervened

B. exacting

C. integral

D. innate

3533. The solid particles only posses_____________________?
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A. Vibrational motion

B. Translational motion

C. All of above motions

D. Rotational motion

3534. The soils most prone to structural crusts are those which are higher in_________?
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A. Clay content

B. Sodium content

C. Silt content

D. Both A & B
3535. The soil which are formed due to the weathering effects particularly by movement of water and are high permeable are called _________________?
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A. Semi-impervious soils

B. Alluvial soils

C. Non-alluvial soils

D. Impervious soils

3536. The soil quality is always deteriorated by:_________?
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A. Erosion & pollution

B. Nutrient mining

C. Waterlogging & salinization

D. All of these
3537. The soil has got______________?
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A. Six horizons

B. Two horizons

C. Five horizons

D. Seven horizons
3538. The soil are contains__________________?
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A. Less oxygen as compared 10 atmosphere

B. More carbon dioxide as compared to atmosphere

C. Both a & b

D. None of the above

3539. The Socialists consider the state as: _________?
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A. A positive good

B. An instrument of exploitation

C. A necessary evil

D. A divine institution

3540. The Socialist theory of property is:____________?
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A. In favour of absolute right to property

B. In favour of state control over all property

C. In favour of equitable distribution of property

D. In favour of equitable distribution of property

3541. The Social Welfare theory of rights is associated with: _________?
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A. Bentham

B. Marx

C. Hobbes

D. T.H. Green

3542. The Social Welfare theory of rights is associated with: _________?
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A. Idealistic

B. Utilitarian

C. Social Contractualists

D. Marxists

3543. The social class group who rely heavily on inherited wealth is best classified as?
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A. working class

B. upper uppers

C. lower uppers

D. upper middles

3544. The smallest individuals which constitute the entire population are called __________________?
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A. Sample design

B. Sampling units

C. Sampling frame

D. Sample pop

3545. The smallest group is constituted by the________________?
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A. monad

B. quadrad

C. dyad

D. triad

3546. The smallest and the largest value of any given class of a frequency distribution are called ___________?
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A. Mid point

B. Class interval

C. Class limit

D. Class marks

3547. The small number of black managers and coaches in professional baseball and football is an example of________________?
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A. cultural discrimination

B. lack of talent among blacks

C. institutional discrimination

D. individual discrimination

3548. The small nonparticulate protein leading to enhanced replication of HBV as well as HIV is______________?
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A. HBc Ag

B. Hbe Ag

C. HBx Ag

D. HBs Ag

3549. The small intestine has three parts. The first part is called________?
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A. Oesophagus

B. Duodenum

C. None of these

D. Larynx

3550. The slow process by which new types of organisms arise from existing forms by genetics variation is called_______________________?
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A. Mutation

B. Evolution

C. Polyploidy

D. Genetics

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