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Recently added practice questions

9541. For satisfactory working of a sludge digestion unit, the pH range of digested sludge should be maintained as___________________?
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A. 4.5 to 6.0

B. 8.5 to 10.0

C. 6.5 to 8.0

D. 10.5 to 12.0

9542. For same power and same speed, the flywheel of a four stroke engine as compared to two-stroke I.C. engine will be________________?
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A. same size

B. dependent on other engine parameters

C. unpredictable

D. smaller

E. bigger
9543. For same compression ratio and for same heat added_________________?
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A. Otto cycle is more efficient than Diesel cycle

B. Diesel cycle is more efficient than Otto cycle

C. efficiency depends on other factors

D. both Otto and Diesel cycles are equally efficient

E. none of the above

9544. For reactions in parallel viz A ? P (desired product) and A ? Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a_________________?
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A. Batch reactor is preferred over a single CSTR for high yield

B. Tubular reactor is preferred over a single CSTR for high yield

C. Both A. and B.

D. Single CSTR is the most suitable

9545. For rapid curing cutbacks, the oil used is______________?
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A. kerosene oil

B. heavy diesel

C. gasoline

D. light diesel

9546. For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then_________________?
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A. perfectly tight vapour seal should be used

B. smaller cabinet should be used

C. refrigerant with high boiling point must be used

D. refrigerant with lower evaporation temperature should be used

E. bigger cabinet should be used

9547. For proper amplification by a transistor circuit, the operating point should be located at the_____________ of the d.c. load line?
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A. None of the above

B. Middle

C. The maximum current point

D. The end point

9548. For proof of harrabah section____________, of the Offence Against Property Ordinance, will apply?
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A. 7

B. 8

C. None of above

D. 6

9549. For pipes, turbulent flow occurs when Reynolds number is_________________?
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A. less than 2000

B. less than 4000

C. more than 4000

D. none of the above

E. between 2000 and 4000

9550. For partition of a property court may issue _____________________ as local commissioner?
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A. A Tehsildar

B. A Patwari

C. None of the these

D. Any person which it deems fit
9551. For neo-realists the international order is one of________________?
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A. centralized power

B. total anarchy

C. quasi-anarchy

D. full cooperation

9552. For most salts, the solubility increases with rise in temperature, but the solubility of _______________ is nearly independent of temperature rise?
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A. Sodium chloride

B. Hypo

C. Anhydrous sodium sulphate

D. Sodium carbonate monohydrate

9553. For minimum work in multistage compression, assuming same index of compression in all stages_________________?
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A. work done in subsequent stages should decrease

B. work done in any stage is no criterion for minimum work but depends on other factors

C. work done in all stages should be equal

D. work done in subsequent stages should increase

E. work done in first stage should be more

9554. For measuring flow by a venturimeter, if should be installed in__________________?
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A. inclined line with flow downward

B. inclined line with upward flow

C. vertical line

D. in any direction and in any location

E. horizontal line

9555. For measuring a very high resistance we should use_______________?
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A. None of the above

B. Kelvins double bridge

C. Wheat stone bridge

D. Meggar
9556. For measuring a very high resistance we should use_______________?
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A. Wheat stone bridge

B. Meggar

C. Kelvins double bridge

D. None of the above

9557. For measurements on high voltage capacitors, the suitable bridge is_______________?
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A. None of the above

B. Any of the above

C. Modified De Santys bridge

D. Schering bridge

E. Wein bridge

9558. For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of _________________?
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A. 9:01

B. 12 : 1

C. 18:01

D. 20:01

E. 15:01

9559. For masonry built in 1:1:6 cement-lime-sand mix mortar or equivalent, the horizontal shear stress permissible on the area of a mortar bed joint is_______________?
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A. 0.125 MPa

B. 0.075 MPa

C. 0.1 MPa

D. 0.15 MPa
9560. For marketing success, it is required to build relationships with?
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A. Competitors

B. Suppliers & customers

C. All of above

D. Marketing intermediaries

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