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Recently added practice questions

9561. For many second and third generation immigrants ethnic background is less a focus of identity than______________?
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A. religion

B. residence

C. race

D. social class

9562. For M 150 mix concrete, according to I.S. specifications, local bond stress, is_________________?
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A. 20 kg/cm2

B. 15 kg/cm2

C. 10 kg/cm 2

D. 5 kg/cm2

9563. For long distance transmission the transformer used is_____________?
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A. Input voltage and output voltage remain same

B. Step down

C. Step up

D. Amplifier is used

9564. For laying a sewer line in a trench of 2 m width, an offset line is marked on the ground parallel to the given centre line at a distance of___________________?
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A. 160 cm

B. 120 cm

C. 100 cm

D. 140 cm

9565. For large sewers, maximum distance between manholes may be_______________?
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A. 200 m

B. 50 m

C. 100 m

D. 300 m
9566. For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of_________________?
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A. 2

B. 2-Jan

C. 2
9567. For laminar flow in a pipe of circular cross-section, the Darcys friction factor f is________________?
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A. inversely proportional to Reynolds number and directly proportional to pipe wall roughness

B. directly proportional to Reynolds number and independent of pipe wall roughness

C. inversely proportional to Reynolds number and indpendent of pipe wall roughness

D. directly proportional to pipe wall roughness and independent of Reynolds number

9568. For interpolation of satellite data used for monitoring dynamic changes that occurs on the earth surface, the most suitable orbit for the satellite is______________?
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A. Sun-synchronous orbit

B. None of these

C. Near polar orbit

D. Circular orbit

9569. For increased speed of response of an expansion pressure spring thermometer, the thermometer bulb should have a__________________?
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A. High thermal conductivity

B. All A , B & C

C. Large area but small mass

D. Small specific heat

9570. For identical flow rate, feed composition and for elementary first order reactions, N equal sized mixed reactors in series with a total volume V gives the same conversion as a single plug flow reactor of volume V for constant density systems. This is true, when the value of N is ___________________?
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A. ? 1

B. ?

C. > 1

D. 1

9571. For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single_______________?
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A. PFR of volume V/X

B. CSTR of volume V/X

C. PFR of volume V

D. CSTR of volume V

9572. For ideally incompressible fluid, the Mach number will be __________________?
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A. 1.5

B. 1

C. 5

D. 0

9573. For how many months Hazart Hasan (R.A) remained khalifa?
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A. 12

B. 15

C. 13

D. 14
9574. For his acts of omission and commission, the President is accountable directly to: ________?
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A. Senate

B. The state to which he belongs

C. Supreme Court

D. House of Representatives

E. The people of the U.S.A.
9575. For high pressure process equipments/vessels, the connected nozzle should be____________________?
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A. Welded

B. Flanged

C. Screwed

D. Brazed

9576. For heparin which of the following is ?
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A. Is released by mast cells

B. Interferes with action of thrombin

C. Is released by macrophages

D. Inhibits conversion of fibrinogen to insoluble fibrin

9577. For heat flow through very thick walled cylinder, use ___________mean radius?
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A. Either A. or C.

B. Geometric

C. Logarithmic

D. Arithmetic

9578. For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a__________________?
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A. Buhrstone mill

B. Ball mill

C. Hammer mill

D. Crushing rolls

9579. For given maximum axle load tractive efforts of AC. locomotive will be_____________?
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A. more than that of D.C. locomotive

B. equal to that of D.C. locomotive

C. none of the above

D. less than that of D.C. locomotive

9580. For germanium the forbidden energy gap is_______________?
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A. 0.15 eV

B. 0.7eV

C. 0.25 eV

D. 0.5eV

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