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Recently added practice questions

3861. The pressure of V litres of a dry gas is increased from 1 to 2 kgf/cm2 at a constant temperature. The new volume will become___________________?
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A. 2V

B. V/2

C. V/4

D. V2

3862. The pressure in the air space above an oil (sp. gr. 0.8) surface in a tank is 0.1 kg/cm. The pressure at 2.5 m below the oil surface will be ___________________?
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A. 2 meters of water column

B. 4 m of water column

C. 3.5 meters of water column

D. none of the above

E. 3 meters of water column
3863. The pressure in the air space above an oil (sp. gr. 0.8) surface in a tank is 0.1 kg/cm. The pressure at 2.5 m below the oil surface will be __________________?
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A. 3 metres of water column

B. none of the above

C. 4 m of water column

D. 3.5 metres of water column

E. 2 metres of water column

3864. The pressure coil of a wattmeter should be connected on the supply side of the current coil when______________?
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A. load impedance is low

B. load impedance is high

C. none of the above

D. supply voltage is low

3865. The pressure at the furnace is minimum in case of___________?
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A. induced draught system

B. natural draught system

C. balanced draught system

D. forced draught system

3866. The pressure at a point in a fluid is not the same in all directions, when the fluid is viscous and___________________?
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A. Hot

B. Static

C. Moving

D. Cold

3867. The President has power to issue proclamation in case of failure of constitutional machinery in a Province as provided in Article ____________ of The Constitution of Pakistan?
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A. 233

B. None of above

C. 232

D. 234
3868. The present constitution of France is also known as?
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A. None of these

B. Constitution of Fourth Republic

C. Constitution of Fifth Republic

D. Constitution of Third Republic

3869. The present average age of a family of five members is 26 years. If the present age of the youngest member in the family is ten years, then what was the average age of the family at the time of the birth of the youngest member ? (Assume no death occurred in the family since the birth of the youngest).
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A. 14 years

B. 16 years

C. 18 years

D. 20 years
3870. The presence of free ammonia in sewage, is detected by___________________?
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A. Adding potassium permanganate

B. Phenol-di-sulphuric acid

C. Boiling

D. Adding sulphuric acid

3871. The presence of free ammonia in sewage, is detected by___________________?
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A. Adding sulphuric acid

B. Adding potassium permanganate

C. Phenol-di-sulphuric acid

D. Boiling
3872. The preferred reacting system for oxidation of o-xylene to phthalic anhydride is _____________________?
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A. Multistage multitubular reactor with interstage cooling

B. Jacketed liquid phase CSTR

C. Multitubular reactor with cooling

D. Jacketed steam heated multitubular reactor

3873. The predominant immunoglobulin in saliva is_______________?
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A. IgG

B. IgD

C. IgE

D. IgA
3874. The predisposing factor for squamous cell carcinoma __________________?
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A. Leukoplakia

B. Chronic ulcers

C. Solar keratosis

D. All of the above
3875. The Pre-Raphaelites are best known for which of the following ?
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A. Rejecting English poetic tradition

B. A return to neoclassical aesthetics

C. Disassociating painting and poetry

D. Lavish attention to the sensuous elements of life
3876. The Prandtl Pitot tube measures the__________________?
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A. Pressure difference in pipe flow

B. Pressure at a point

C. Average flow velocity

D. Velocity at a point in the flow
3877. The practice of raising trees is called__________________?
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A. Forestry

B. range forestry

C. Agro forestry

D. Sericulture

3878. The practice of pretending to have feelings that one does not really have is?
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A. treachery

B. hypocrisy

C. inundate

D. villainy

3879. The PowerPoint view that displays only text (title and bullets) is?
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A. Notes page view

B. Slide show

C. Slide sorter view

D. Outline view
3880. The power MOSFET device is a___________?
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A. Current controlled bipolar device

B. Voltage controlled unipolar device

C. Voltage controlled bipolar device

D. Current controlled unipolar device

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