A pycnometer is used for the measurement of (A) Flow rate of molten metal (B) Specific gravity of a liquid (C) Composition of alloys (D) Concentration of a solution

A pycnometer is used for the measurement of
(A) Flow rate of molten metal
(B) Specific gravity of a liquid
(C) Composition of alloys
(D) Concentration of a solution
by

1 Answer

Answer :

Option B
by

Related questions

Hydrometer measures the specific gravity of liquids based on the principles of buoyancy. Pycnometer is used to measure the specific gravity of (A) Powder & granular solids (B) Liquids (C) Low melting point semi-solids (D) All 'a', 'b' & 'c

Description : Hydrometer measures the specific gravity of liquids based on the principles of buoyancy. Pycnometer is used to measure the specific gravity of (A) Powder & granular solids (B) Liquids (C) Low melting point semi-solids (D) All 'a', 'b' & 'c

Last Answer : (D) All 'a', 'b' & 'c

The weight of a pycnometer containing 400 g sand and water full to the top is 2150 g. The weight of pycnometer full of clean water is 1950 g. If specific gravity of the soil is 2.5, the water content is (A) 5 % (B) 10 % (C) 15 % (D) 20 %

Description : The weight of a pycnometer containing 400 g sand and water full to the top is 2150 g. The weight of pycnometer full of clean water is 1950 g. If specific gravity of the soil is 2.5, the water content is (A) 5 % (B) 10 % (C) 15 % (D) 20 %

Last Answer : (D) 20 %

A pycnometer is used to determine (A) Water content and voids ratio (B) Specific gravity and dry density (C) Water content and specific gravity (D) Voids ratio and dry density

Description : A pycnometer is used to determine (A) Water content and voids ratio (B) Specific gravity and dry density (C) Water content and specific gravity (D) Voids ratio and dry density

Last Answer : (C) Water content and specific gravity

The total weight of a pycnometer with water and oven dried soil 20 (g) is 1600 g. The pycnometer filled with water alone weighs 1500 g. The specific gravity of the soil, is (A) 1.0 (B) 1.5 (C) 2.0 (D) 2.5

Description : The total weight of a pycnometer with water and oven dried soil 20 (g) is 1600 g. The pycnometer filled with water alone weighs 1500 g. The specific gravity of the soil, is (A) 1.0 (B) 1.5 (C) 2.0 (D) 2.5

Last Answer : (C) 2.0

For determine the specific gravity of soil solids, using a pycnometer of 500 cc., the following data is available : Weight of dry empty pycnometer = 125 g Weight of dried soil and pycnometer = 500 g Weight of dried soil and distilled = 850 g water filled in pycnometer up to top The specific gravity of soil solids, is (A) 2.0 (B) 2.25 (C) 2.50 (D) 2.75

Description : For determine the specific gravity of soil solids, using a pycnometer of 500 cc., the following data is available : Weight of dry empty pycnometer = 125 g Weight of dried soil and pycnometer = 500 g Weight of dried soil and distilled ... of soil solids, is (A) 2.0 (B) 2.25 (C) 2.50 (D) 2.75

Last Answer : (C) 2.50

260 g of wet soil was taken in a pycnometer jar of weight 400 g in order to find the moisture content in the soil, with specific gravity of soil particles 2.75. The weight of soil and remaining water filled in pycnometer without air bubbles was 1415 g and the weight of pycnometer filled with water alone was 1275 g. The moisture content in the soil is (A) 24.2 % (B) 18.2 % (C) 53.8 % (D) None of these

Description : 260 g of wet soil was taken in a pycnometer jar of weight 400 g in order to find the moisture content in the soil, with specific gravity of soil particles 2.75. The weight of soil and remaining water filled in pycnometer without air ... is (A) 24.2 % (B) 18.2 % (C) 53.8 % (D) None of these

Last Answer : Answer: Option B

Write step by step procedure to determine specific gravity of soil by pycnometer in laboratory.

Description : Write step by step procedure to determine specific gravity of soil by pycnometer in laboratory.

Last Answer : 1. Clean the pycnometer and dry it, find the mass of pycnometer, brass cap and washer accurate to 1g. say M1 2. Put about 200gm to 400gm of wet soil sample in pycnometer and find its mass with its cap ... it top of cap and find its weight say M4. 5. The specific gravity is calculated by 

Define specific gravity of soil. Explain the stepwise procedure of determination of specific gravity of soil by pycnometer.

Description : Define specific gravity of soil. Explain the stepwise procedure of determination of specific gravity of soil by pycnometer. 

Last Answer : Specific Gravity: It is ratio of unit weight in air of a given volume of soil solids at a specific temperature to unit weight in air of an equal volume of distilled water at same temperature. ... Repeat all above steps two more times to calculate average specific gravity of given soil sample.

Write step by step procedure for determination of specific gravity by pycnometer bottle.

Description : Write step by step procedure for determination of specific gravity by pycnometer bottle. 

Last Answer : Procedure for determination of specific gravity by pycnometer bottle: 1. Clean the pycnometer bottle and dry it. Take the weight of empty pycnometer with conical cap as W1' gm. 2. Oven dry the ... 8. Repeat all above steps two more times to calculate average specific gravity of given soil sample.

The high expansion metal normally used in the bimetallic thermometer is __________ temperature measurement. (A) Brass for low (B) Nickel alloys for high (C) Both 'a' & 'b' (D) Aluminium for all

Description : The high expansion metal normally used in the bimetallic thermometer is __________ temperature measurement. (A) Brass for low (B) Nickel alloys for high (C) Both 'a' & 'b' (D) Aluminium for all

Last Answer : (C) Both 'a' & 'b'

ADH test is based on the measurement of (A) Specific gravity of urine (B) Concentration of urea in urine (C) Concentration of urea in blood (D) Volume of urine in ml/minute

Description : ADH test is based on the measurement of (A) Specific gravity of urine (B) Concentration of urea in urine (C) Concentration of urea in blood (D) Volume of urine in ml/minute

Last Answer : A

A mercury (specific gravity = 13.6) manometer connected across an orificemeter fitted in a pipe shows a manometer reading of 2 cms. If the manometer liquid is changed to carbon tetrachloride (specific gravity = 1.6), then for the same flow rate of water the new manometer reading will be __________ cms. (A) 17 (B) 42(C) 84 (D) 1.8

Description : A mercury (specific gravity = 13.6) manometer connected across an orificemeter fitted in a pipe shows a manometer reading of 2 cms. If the manometer liquid is changed to carbon tetrachloride (specific gravity = 1.6), then ... new manometer reading will be __________ cms. (A) 17 (B) 42 (C) 84 (D) 1.8

Last Answer : __________ cms. (A) 17

Pick out the wrong statement. (A) In a batch reactor, which is exclusively used for liquid phase reactions; temperature pressure and composition may vary with time (B) In a semi-batch reactor, one reactant is charged batch wise, while the other reactant is fed continuously (C) In a continuous flow reactor, uniform concentration cannot be maintained throughout the vessel even in a well agitated system (D) In a continuous flow reactor, both the reactants and the products flow out continuously

Description : Pick out the wrong statement. (A) In a batch reactor, which is exclusively used for liquid phase reactions; temperature pressure and composition may vary with time (B) In a semi-batch reactor, ... system (D) In a continuous flow reactor, both the reactants and the products flow out continuously

Last Answer : (C) In a continuous flow reactor, uniform concentration cannot be maintained throughout the vessel even in a well agitated system

Which of the following reactors is operated at high neutron flux and low power level? (A) Breeder reactor (B) Research reactor (C) Heterogeneous reactor (D) Liquid metal (e.g., molten sodium) cooled reactor

Description : Which of the following reactors is operated at high neutron flux and low power level? (A) Breeder reactor (B) Research reactor (C) Heterogeneous reactor (D) Liquid metal (e.g., molten sodium) cooled reactor

Last Answer : (B) Research reactor

Liquid metal (e.g., molten sodium) is preferred as a coolant in case of a/an __________ reactor. (A) Homogeneous (B) Graphite moderated (C) Fast breeder (D) Enriched uranium (3% U-235) fuelled

Description : Liquid metal (e.g., molten sodium) is preferred as a coolant in case of a/an __________ reactor. (A) Homogeneous (B) Graphite moderated (C) Fast breeder (D) Enriched uranium (3% U-235) fuelled

Last Answer : (C) Fast breeder

The type of pump used for the recirculation of molten sodium coolant in liquid metal cooled reactor is a/an __________ pump. (A) Electromagnetic (B) Reciprocating (C) Centrifugal (D) Volute

Description : The type of pump used for the recirculation of molten sodium coolant in liquid metal cooled reactor is a/an __________ pump. (A) Electromagnetic (B) Reciprocating (C) Centrifugal (D) Volute

Last Answer : (A) Electromagnetic

Which of the following is not used as a medium for high temperature heating ? (A) Dowtherm (B) Mercury (C) Liquid metal (e.g. molten sodium) (D) Fused salts (e.g., an eutectic mixture of 53% KNO3 , 40% NaNO2and 7% NaNO3 )

Description : Which of the following is not used as a medium for high temperature heating ? (A) Dowtherm (B) Mercury (C) Liquid metal (e.g. molten sodium) (D) Fused salts (e.g., an eutectic mixture of 53% KNO3 , 40% NaNO2and 7% NaNO3 )

Last Answer : (B) Mercury

Velocity of liquid hydrocarbon fuels in a pipeline cannot be measured by magnetic flow-meters, because their __________ is very low/small. (A) Thermal conductivity (B) Electrical conductivity (C) Specific gravity

Description : Velocity of liquid hydrocarbon fuels in a pipeline cannot be measured by magnetic flow-meters, because their __________ is very low/small. (A) Thermal conductivity (B) Electrical conductivity (C) Specific gravity

Last Answer : (C) Specific gravity

Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will (A) Increase (B) Decrease (C) Remain same (D) Data insufficient to predict pressure drop

Description : Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will (A) Increase (B) Decrease (C) Remain same (D) Data insufficient to predict pressure drop

Last Answer : (A) Increase

Which of the following is not fixed by the process requirements, in the design of absorbers? (A) Flow rate of the entering gas (B) Composition of the entering liquid (C) Terminal concentrations of gas stream (D) None of these

Description : Which of the following is not fixed by the process requirements, in the design of absorbers? (A) Flow rate of the entering gas (B) Composition of the entering liquid (C) Terminal concentrations of gas stream (D) None of these

Last Answer : (D) None of these

Uniform ramming of sand in green sand moulding process leads to (A) Reduced chance of gas porosity (B) Greater dimensional stability of the casting (C) Uniform flow of molten metal into the mould cavity (D) Less sand expansion type of casting defect

Description : Uniform ramming of sand in green sand moulding process leads to (A) Reduced chance of gas porosity (B) Greater dimensional stability of the casting (C) Uniform flow of molten metal into the mould cavity (D) Less sand expansion type of casting defect

Last Answer : Option B

Lane and Garton classification of petroleum is based on its (A) Composition (B) Specific gravity (C) Optical properties (D) Viscosity

Description : Lane and Garton classification of petroleum is based on its (A) Composition (B) Specific gravity (C) Optical properties (D) Viscosity

Last Answer : (B) Specific gravity

Use of molten metal as a coolant in fast breeder reactor helps in (A) Rapid heat transfer from the core (B) Accelerating the reaction rate in the core (C) Breeding neutrons (D) Accelerating the neutrons

Description : Use of molten metal as a coolant in fast breeder reactor helps in (A) Rapid heat transfer from the core (B) Accelerating the reaction rate in the core (C) Breeding neutrons (D) Accelerating the neutrons

Last Answer : (A) Rapid heat transfer from the core

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 at the same flow rate/average velocity, then the pressure drop in this case will be (A) Δp (B) 2Δp (C) Δp 2 (D) Δp/2

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

A second order liquid phase reaction, A → B, is carried out in a mixed flow reactor operated in semi batch mode (no exit stream). The reactant A at concentration CAF is fed to the reactor at a volumetric flow rate of F. The volume of the reacting mixture is V and the density of the liquid mixture is constant. The mass balance for A is (A) d(VCA )/dt = -F (CAF - CA ) - kCA 2V (B) d(VCA )/dt = F (CAF - CA ) - kCA 2V (C) d(VCA )/dt = -FCA - kCA 2V (D) d(VCA )/dt = FCAF - kCA 2V

Description : A second order liquid phase reaction, A → B, is carried out in a mixed flow reactor operated in semi batch mode (no exit stream). The reactant A at concentration CAF is fed to the reactor at a volumetric flow rate of F. The volume ... 2V (C) d(VCA )/dt = -FCA - kCA 2V (D) d(VCA )/dt = FCAF - kCA 2V

Last Answer : (D) d(VCA )/dt = FCAF - kCA 2V

If violent gassing occurs when a lead-acid storage battery is first placed on charge, the _____________. A. battery must be given an emergency charge B. charging rate is too low C. charging rate is too high D. specific gravity of the electrolyte solution is too low

Description : If violent gassing occurs when a lead-acid storage battery is first placed on charge, the _____________. A. battery must be given an emergency charge B. charging rate is too low C. charging rate is too high D. specific gravity of the electrolyte solution is too low

Last Answer : Answer: C

When fluid intake is normal, the specific gravity of urine should be a) 1.010-1.025. Urine specific gravity is a measurement of the kidney’s ability to concentrate urine.

Description : When fluid intake is normal, the specific gravity of urine should be a) 1.010-1.025. Urine specific gravity is a measurement of the kidney's ability to concentrate urine. b) 1.000. The ... intake. d) greater than 1.025. A urine specific gravity greater than 1.025 may indicate overhydration.

Last Answer : a) 1.010-1.025. Urine specific gravity is a measurement of the kidney’s ability to concentrate urine.

Diffusion co-efficient of a metal in a solid solution depends upon its (A) Composition (B) Temperature (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Diffusion co-efficient of a metal in a solid solution depends upon its (A) Composition (B) Temperature (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Identify the correct statement with reference to the extractive metallurgy of aluminium. (A) The electrolyte consists of molten Na3AlF6 with approximately 1 to 8% Al2O3 (B) Approximately 80% of the aluminium deposited on the cathode comes from cryolite (C) Sodium is deposited along with aluminium, but is immediately vaporised (D) Anode effect sets in when the cryolite concentration goes below 40%.

Description : Identify the correct statement with reference to the extractive metallurgy of aluminium. (A) The electrolyte consists of molten Na3AlF6 with approximately 1 to 8% Al2O3 (B) Approximately 80% of ... is immediately vaporised (D) Anode effect sets in when the cryolite concentration goes below 40%.

Last Answer : (A) The electrolyte consists of molten Na3AlF6 with approximately 1 to 8% Al2O3

__________ alloys have the highest specific strength of all the structural materials out of the following. (A) Magnetic steel (B) Titanium (C) Chromium (D) Magnesium

Description : __________ alloys have the highest specific strength of all the structural materials out of the following. (A) Magnetic steel (B) Titanium (C) Chromium (D) Magnesium

Last Answer : (B) Titanium

The largest consumption of zinc for alloys is in the making of (A) Bearing metal (B) Brasses (C) Brazing solder

Description : The largest consumption of zinc for alloys is in the making of (A) Bearing metal (B) Brasses (C) Brazing solder

Last Answer : (B) Brasses

Which of the following alloys does not contain nickel? (A) Chlorinet - 2 alloy (B) Monel (C) Inconel (D) Babbitt metal

Description : Which of the following alloys does not contain nickel? (A) Chlorinet - 2 alloy (B) Monel (C) Inconel (D) Babbitt metal

Last Answer : (D) Babbitt metal

Which of the following alloys does not contain nickel? (A) Chloro, et-2 alloy (B) Monel (C) Inconel (D) Babbitt metal

Description : Which of the following alloys does not contain nickel? (A) Chloro, et-2 alloy (B) Monel (C) Inconel (D) Babbitt metal

Last Answer : (D) Babbitt metal

Pick out the wrong statement. (A) Metal/alloys having hexagonal crystal lattice structure are less malleable than those having cubic crystal lattice structure (B) Metal/alloys having body centred cubic (bcc) crystal lattice structure is stronger & less ductile than those having face centred cubic (fcc) crystal lattice structure (C) Tungsten has a body centred cubic (bcc) crystal lattice structure (D) Both ferritic & austenitic stainless steel has a face centred cubic (fcc) crystal structure

Description : Pick out the wrong statement. (A) Metal/alloys having hexagonal crystal lattice structure are less malleable than those having cubic crystal lattice structure (B) Metal/alloys having body centred cubic ... D) Both ferritic & austenitic stainless steel has a face centred cubic (fcc) crystal structure

Last Answer : (C) Tungsten has a body centred cubic (bcc) crystal lattice structure

Muntz metal is a/an alloys of (A) Magnesium & tin (B) Ferrous material (C) Lead & tin (D) Copper & zinc

Description : Muntz metal is a/an alloys of (A) Magnesium & tin (B) Ferrous material (C) Lead & tin (D) Copper & zinc

Last Answer : (D) Copper & zinc

Among the tin containing alloys, __________ consumes the maximum amount of tin. (A) Solder (B) White metal (C) Pewter metal (D) Bronzes

Description : Among the tin containing alloys, __________ consumes the maximum amount of tin. (A) Solder (B) White metal (C) Pewter metal (D) Bronzes

Last Answer : (A) Solder

Nickel base alloys with __________ are known as monel metal. (A) Zinc (B) Tin (C) Copper (D) Molybdenum

Description : Nickel base alloys with __________ are known as monel metal. (A) Zinc (B) Tin (C) Copper (D) Molybdenum

Last Answer : (C) Copper

Bush bearings are made of (A) Mild steel (B) Phosphorous bronze (C) White metal alloys (D) None of these

Description : Bush bearings are made of (A) Mild steel (B) Phosphorous bronze (C) White metal alloys (D) None of these

Last Answer : (B) Phosphorous bronze

Specific gravity of hot metal (pig iron) is __________ times that of the blast furnace slag. (A) 2 (B) 3 (C) 0.8 (D) 6

Description : Specific gravity of hot metal (pig iron) is __________ times that of the blast furnace slag. (A) 2 (B) 3 (C) 0.8 (D) 6

Last Answer : (B) 3

When the nurse notes that the post cardiac surgery patient demonstrates low urine output (< 25 ml/hr) with high specific gravity (> 1.025), the nurse suspects: a) Inadequate fluid volume Urine output of less than 25 ml/hr may indicate a decrease in cardiac output. A high specific gravity indicates increased concentration of solutes in the urine which occurs with inadequate fluid volume. b) Normal glomerular filtration Indices of normal glomerular filtration are output of 25 ml or greater per hour and specific gravity between 1.010 and 1.025. c) Overhydration Overhydration is manifested by high urine output with low specific gravity. d) Anuria The anuric patient does not produce urine.

Description : When the nurse notes that the post cardiac surgery patient demonstrates low urine output (< 25 ml/hr) with high specific gravity (> 1.025), the nurse suspects: a) Inadequate fluid volume Urine ... by high urine output with low specific gravity. d) Anuria The anuric patient does not produce urine.

Last Answer : a) Inadequate fluid volume Urine output of less than 25 ml/hr may indicate a decrease in cardiac output. A high specific gravity indicates increased concentration of solutes in the urine which occurs with inadequate fluid volume.

The liquid used for the washing of coal in an industrial coal washery is a mixture of water and (A) Carbon tetrachloride (B) Sand (40%) (C) Mineral oil of high viscosity & specific gravity (1.6) (D) None of these

Description : The liquid used for the washing of coal in an industrial coal washery is a mixture of water and (A) Carbon tetrachloride (B) Sand (40%) (C) Mineral oil of high viscosity & specific gravity (1.6) (D) None of these

Last Answer : (B) Sand (40%)

Horsepower requirement for given pump capacity depends upon the (A) Specific gravity of the liquid (B) Suction lift (C) Discharge head (D) All (A), (B) and (C)

Description : Horsepower requirement for given pump capacity depends upon the (A) Specific gravity of the liquid (B) Suction lift (C) Discharge head (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

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)

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)

Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the (A) Fertiliser manufacture (B) Car battery solution (C) Synthesis of oleum (D) Water treatment

Description : Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the (A) Fertiliser manufacture (B) Car battery solution (C) Synthesis of oleum (D) Water treatment

Last Answer : (B) Car battery solution

An increase in the NH3 /CO2 ratio in urea manufacture results in (A) Increased degree of conversion of CO2 to urea (B) Decreased degree of conversion of NH3 to urea (C) Decreased yield of urea (D) Decreased specific volume of molten mass

Description : An increase in the NH3 /CO2 ratio in urea manufacture results in (A) Increased degree of conversion of CO2 to urea (B) Decreased degree of conversion of NH3 to urea (C) Decreased yield of urea (D) Decreased specific volume of molten mass

Last Answer : (A) Increased degree of conversion of CO2 to urea

Which is the most commonly used molten metal for cooling of nuclear reactors? (A) Calcium (B) Sodium (C) Mercury (D) Zinc

Description : Which is the most commonly used molten metal for cooling of nuclear reactors? (A) Calcium (B) Sodium (C) Mercury (D) Zinc

Last Answer : (B) Sodium

Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal & A = its surface area; in the casting) (A) V/A (B) V/A2 (C) V2/A (D) V2/A2

Description : Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal & A = its surface area; in the casting) (A) V/A (B) V/A2 (C) V2/A (D) V2/A2

Last Answer : (D) V2/A2