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Civil Set-1
Water Resources Engineering
42

Water Resources Engineering MCQ with Answers

42) Dimensions of surface tension are

MlL°T2

MlL°Tx

MlL r2

MlL2T2

Answer is:

MlL°T2

Water Resources Engineering MCQ with Answers

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Related Water Resources Engineering MCQ with Answers

43) For manometer, a better liquid combination is one having

higher surface tension

lower surface tension

surface tension is no criterion

high density and viscosity

Answer is:

higher surface tension

44) If mercury in a barometer is replaced by water, the height of 3.75 cm of mercury will be following cm of water

51 cm

50 cm

52 cm

52.2 cm

Answer is:

51 cm

45) Choose the wrong statement.Alcohol is used in manometer, because

its vapour pressure is low

it provides suitable meniscus for the inclined tube

its density is less

it provides longer length for a given pressure difference

Answer is:

its vapour pressure is low

46) Increase in pressure at the outer edge of a drum of radius R due to rotation at corad/sec, full of liquid of density p will be

pco2/?2

pco2/?2/2

2pa2R2

pa2R/2

Answer is:

pco2/?2/2

Water Resources Engineering MCQ with Answers

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