Description : The mass per unit volume of a liquid at a standard temperature and pressure is called (A) Specific weight (B) Mass density (C) Specific gravity (D) None of these
Last Answer : Answer: Option B
Description : If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its (A) Specific weight (B) Specific mass (C) Specific gravity (D) Specific density
Last Answer : Answer: Option C
Description : The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called (A) Density of liquid (B) Specific gravity of liquid (C) Compressibility of liquid (D) Surface tension of liquid
Description : Mass (not weight) per unit volume a. Specific Weight b. Specific Volume c. Density d. None of the above
Last Answer : Density
Description : A hydrometer indicates specific gravity by comparing the _____________. A. density of a substance in water with the density of the same substance in air B. differences in weight between water and the ... of an object in water with the buoyancy of the same object in the liquid being measured
Last Answer : Answer: D
Description : A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is (A) 0.83 (B) 0.6 (C) 0.4 (D) 0.3
Description : Pick out the wrong statement. (A) Higher specific gravity of petroleum products means higher C/H ratio (B) Aromatics have lower specific gravity than corresponding paraffins (C) Hydrocarbons of low ... of high specific gravity (e.g., aromatics) possess the maximum thermal energy per unit weight
Last Answer : (B) Aromatics have lower specific gravity than corresponding paraffins
Description : he pressure drop per unit length of pipe incurred by a fluid 'X' flowing through pipe is Δp. If another fluid 'Y' having both the specific gravity & density just double of that of fluid 'X', flows through the same pipe ... then the pressure drop in this case will be (A) Δp (B) 2Δp (C) Δp 2 (D) Δp/2
Last Answer : (B) 2Δp
Description : Is the force of gravity on unit volume? a. Specific Weight b. Specific Heat c. Specific Pressure d. Specific Volume
Last Answer : Specific Weight
Description : A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall per unit length is (where w = Specific weight of liquid, and H = Height of liquid) (A) wH (B) wH/2 (C) wH2 /2 (D) wH2 /3
Description : A compacted soil sample using 10% moisture content has a weight of 200 g and mass unit weight of 2.0 g/cm3 . If the specific gravity of soil particles and water are 2.7 and 1.0, the degree of saturation of the soil is (A) 11.1 % (B) 55.6 % (C) 69.6 % (D) None of these
Last Answer : (B) 55.6 %
Description : When a piece of stone is immersed in water, it displaces water of equal – (1) Density (2) Specific gravity (3) Mass (4) Volume
Last Answer : (3) Mass Explanation: Archimedes' Principle states that upward buoyant force exerted on a body immersed in a fluid is equal to the weight of the fluid the body displaces.
Description : When a piece of stone is immersed in water, it displaces water of equal (1) Density (2) Specific gravity (3) Mass (4) Volume
Last Answer : Mass
Description : The ratio of the weight of given volume of soil solids to the weight of an equal volume of distilled water at the given temperature, is known (A) Porosity (B) Specific gravity (C) Void ratio (D) Water content
Last Answer : (B) Specific gravity
Description : The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface) (A) wA (B) wx (C) wAx (D) wA/x
Description : The dry density of soil is a) Always greater than the saturated density b) Weight of soil solids per unit of total volume prior to drying* c) Total weight of soil solids per unit of its total volume d) Total weight of soil mass per unit of its total volume
Last Answer : b) Weight of soil solids per unit of total volume prior to drying*
Description : 19. The density of a liquid in kg/m3 is numerically equal to its specific gravity. A) True B) False
Last Answer : A
Description : According to the Indian Standards the specific gravity is the ratio of the unit weight of soil solids to that of water at a temperature of (A) 17°C (B) 23°C (C) 27°C (D) 30°C
Last Answer : (C) 27°C
Description : Each term of the Bernoulli's equation written in the form, (p/ρ) + (g/gc ). Z + (v 2 /2gc ) = constant, represents the total energy per unit (A) Mass (B) Volume (C) Specific weight (D) None of these
Last Answer : (A) Mass
Description : Pick up the correct statement from the following: (A) Absolute humidity at a given temperature is equal to weight of moisture present in a unit volume (B) Relative humidity is the ratio of ... of vapours which could be contained at the same temperature when fully saturated (D) All the above
Last Answer : Answer: Option D
Description : A sample of saturated soil has 30% water content and the specific gravity of soil grains is 2.6. The dry density of the soil mass in g/cm3 , is (A) 1.47 (B) 1.82 (C) 1.91 (D) None of these
Last Answer : (D) None of these
Description : _______ of a body means the force of the gravity Fg on the body a. Mass b. Weight c. Density d. Volume
Last Answer : Weight
Description : The ratio of the volume of voids to the volume of soil solids in a given soil mass, is known (A) Porosity (B) Specific gravity (C) Void ratio (D) Water content
Last Answer : (C) Void ratio
Description : The ratio of the volume of voids to the total volume of the given soil mass, is known (A) Porosity (B) Specific gravity (C) Void ratio (D) Water content
Last Answer : (A) Porosity
Description : PROBLEM FA sample of soft saturated clay weighs 350 grams and has a volume of 205cc. After oven drying, the soil weighs 225 grams. Calculate the values of saturated unit weight, void ratio, porosity and specific gravity?
Last Answer : {
Description : The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called A.specific heat at constant volume B.specific heat at constant pressure C.kilo Joule D.none of these
Last Answer : Answer: A
Description : The general relationship between specific gravity (G), weight of water ( ), degree of saturation (Sr ), void ratio (e) and bulk density ( ), is (A) = (S - eSr ) /(1 + e) (B) = (G + eSr ) /(1 + e) (C) = (1 + e) /(G + Sr ) (D) = (1 - Sr ) e/(G + Sr )
Last Answer : (B) = (G + eSr ) /(1 + e)
Description : The specific heat at constant volume is A. the amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure B. the amount of heat required to raise ... to raise the temperature of 1 kg of water through one degree D. any one of the above
Last Answer : Answer: B
Description : Which of the following is dimensionless? (A) Specific weight (B) Specific volume (C) Specific speed (D) Specific gravity
Description : The center of gravity of the volume of the liquid displaced by an immersed body is called (A) Metacentre (B) Center of pressure (C) Center of buoyancy (D) Center of gravity
Description : The centre of gravity of the volume of the liquid displaced by an immersed body is called (A) Centre of gravity (B) Centre of pressure (C) Metacentre (D) Centre of buoyancy
Description : In an immersed body, centre of pressure is (A) At the centre of gravity (B) Above the centre of gravity (C) Below be centre of gravity (D) Could be above or below e.g. depending on density of body and liquid
Description : Increase in the specific gravity of petroleum products indicates (A) Decrease in paraffin content (B) Increase in thermal energy per unit weight
Last Answer : (A) Decrease in paraffin content
Description : A rectangular tank 10 m x 5 m in plan and 3 m deep is divided by a partition wall parallel to the shorter wall of the tank. One of the compartments contains water to a depth of 3 m, and the other a lighter ... pressure thrust on the partition wall is (a) 1000 kg (b) 1500 kg (c) 2000 kg (d) 2500 kg
Last Answer : Correct Answer is 15000 kg
Description : The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) (A) wH/2 (B) wH (C) wH2 /2 (D) wH2 /4
Description : The specific gravity of mercury at Standard Temperature and Pressure is: w) 0.75 x) 4.0 y) 13.6 z) 19.3
Last Answer : ANSWER: Y -- 13.6
Description : A soil mass coated with a thin layer of paraffin weighs 460 g. When immersed, it displaces 299 cc of water. The weight of paraffin is 10 g. If specific gravity of solids is 2.5 and that of paraffin 0.9, the void ratio of soil, is (A) 0.55 (B) 0.60 (C) 0.65 (D) 0.70
Description : The ratio of the weight of water to the weight of solids in a given mass of soil, is known (A) Porosity (B) Specific gravity (C) Void ratio (D) Water content
Description : Energy stored per unit volume inside the solenoid is called: a. Energy density b. Charge Density c. Mass density d. Volume charge density
Last Answer : energy density is correct
Description : A partially saturated sample of soil has a unit weight of 2.0 g/cm3 and specific gravity of soil particles is 2.6. If the moisture content in the soil is 20%, the degree of saturation is (A) 20 % (B) 77 % (C) 92 % (D) None of these
Description : The product of mass and acceleration of flowing liquid is called (A) Inertia force (B) Viscous force (C) Gravity force (D) Pressure force
Last Answer : Answer: Option A
Description : Actual lift of a pump is always less than the theoretical lift and is limited by the (A) Specific gravity & temperature of the liquid (B) Leakage & pressure decreasing at higher elevations (C) Frictional resistance through pipes, fittings & passages (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : The time taken for gravity flow of a fixed volume of liquid (as in Redwood viscometer) is directly proportional to its (A) Absolute viscosity (B) Ratio of absolute viscosity to density (C) Density (D) Reynolds number
Last Answer : (B) Ratio of absolute viscosity to density
Description : The mass of water vapour per unit volume of air is known as - (1) relative humidity (2) specific humidity (3) absolute humidity (4) variable humidity
Last Answer : (3) absolute humidity Explanation: Absolute humidity is the measure of water vapor (moisture) in the air, regardless of temperature. It is expressed as grams of moisture per cubic meter of air (g/m3).
Description : A piece of wetted wood just floats in water. When placed in an oil of specific gravity 0.75, it will a.Float with upside down b.Sink c.Float for sometime and then sink d.Float with 3/4 of volume above the liquid surface e.Float with 1/4 of volume above the liquid level
Last Answer : b. Sink
Description : Pick up the correct statement from the following: (A) The void ratio in soils is defined as the ratio of the volume of voids to the volume of solids (B) The bulk density of a soil is defined as the ... of a soil is defined as weight of solids to the total volume of the soil (D) All the above
Description : The ratio of the weight of a substance to the weight of some standard substance is called? a. Specific Heat b. Specific Gravity c. Isothermal d. Specific Weight
Last Answer : Specific Gravity
Description : What is the volume of a solution that has a specific gravity of 1.2 and mass a mass of 185 g?
Last Answer : a solution that has a specific gravity of 1.2 , has a density of1.2 g / mL185 g x 1 ml / 1.2 g = 154 mL
Description : The specific volume of air is expressed as the volume of: a. 1 kg of air at 101.325 kPa in cm3 b. 0.833 kg of air at standard pressure and temperature in m3 c. 1 kg of air at 101.325 ... d. 1 g of air occupied at any temperature and pressure e. 1 kg of air, regardless of temperature and pressure
Last Answer : Answer: C
Description : An ideal tower packing should not (A) Have low weight per unit volume (B) Have large surface area per unit volume (C) Have large free cross-section (D) Hold up large amount of liquid in the packing
Last Answer : (D) Hold up large amount of liquid in the packing