The pressure of a liquid measured with the help of a Piezometer tube is (A) Vacuum pressure (B) Gauge pressure (C) Absolute pressure (D) Atmospheric pressure

The pressure of a liquid measured with the help of a Piezometer tube is
(A) Vacuum pressure
(B) Gauge pressure
(C) Absolute pressure
(D) Atmospheric pressure
by

1 Answer

Answer :

Answer: Option B
by

Related questions

Pick out the wrong statement: (A) The vacuum pressure is always the negative gauge pressure (B) The pressure of the liquid measured by a piezometer tube is the gauge pressure (C) Manometric liquid should have high surface tension (D) The point at which the resultant pressure on an immersed surface acts, is known as the centre of gravity

Description : Pick out the wrong statement: (A) The vacuum pressure is always the negative gauge pressure (B) The pressure of the liquid measured by a piezometer tube is the gauge pressure (C) Manometric ... point at which the resultant pressure on an immersed surface acts, is known as the centre of gravity

Last Answer : (D) The point at which the resultant pressure on an immersed surface acts, is known as the centre of gravity

08. The vacuum pressure can be measured with the help of a Piezometer tube. A) True B) False

Description : 08. The vacuum pressure can be measured with the help of a Piezometer tube. A) True B) False

Last Answer : B

The pressure measured with the help of a Piezometer tube is in (A) N/mm2 (B) N/m2 (C) Head of liquid (D) All of these

Description : The pressure measured with the help of a Piezometer tube is in (A) N/mm2 (B) N/m2 (C) Head of liquid (D) All of these

Last Answer : Answer: Option C

The pressure measured with the help of a pressure gauge is called (A) Atmospheric pressure (B) Gauge pressure (C) Absolute pressure (D) Mean pressure

Description : The pressure measured with the help of a pressure gauge is called (A) Atmospheric pressure (B) Gauge pressure (C) Absolute pressure (D) Mean pressure

Last Answer : Answer: Option B

When the pressure intensity at a point is more than the local atmospheric pressure, then the difference of these two pressures is called (A) Gauge pressure (B) Absolute pressure (C) Positive gauge pressure (D) Vacuum pressure

Description : When the pressure intensity at a point is more than the local atmospheric pressure, then the difference of these two pressures is called (A) Gauge pressure (B) Absolute pressure (C) Positive gauge pressure (D) Vacuum pressure

Last Answer : Answer: Option C

The absolute pressure is equal to (A) Gauge pressure + atmospheric pressure (B) Gauge pressure - atmospheric pressure (C) Atmospheric pressure - gauge pressure (D) Gauge pressure - vacuum pressure

Description : The absolute pressure is equal to (A) Gauge pressure + atmospheric pressure (B) Gauge pressure - atmospheric pressure (C) Atmospheric pressure - gauge pressure (D) Gauge pressure - vacuum pressure

Last Answer : Answer: Option A

A Piezometer tube is used only for measuring (A) Low pressure (B) High pressure (C) Moderate pressure (D) Vacuum pressure

Description : A Piezometer tube is used only for measuring (A) Low pressure (B) High pressure (C) Moderate pressure (D) Vacuum pressure

Last Answer : Answer: Option C

Working principle of manometer comprises of balancing a coloumn of liquid against the pressure to be measured. Inclined tube manometer is especially used for the measurement of __________ pressure. (A) Small differential (B) Atmospheric (C) Absolute (D) Gage

Description : Working principle of manometer comprises of balancing a coloumn of liquid against the pressure to be measured. Inclined tube manometer is especially used for the measurement of __________ pressure. (A) Small differential (B) Atmospheric (C) Absolute (D) Gage

Last Answer : (A) Small differential

What is considered as the actual pressure at a given position and is measured relative to absolute vacuum?  A. Gage pressure  B. Absolute pressure  C. Atmospheric pressure  D. Vacuum pressure

Description : What is considered as the actual pressure at a given position and is measured relative to absolute vacuum?  A. Gage pressure  B. Absolute pressure  C. Atmospheric pressure  D. Vacuum pressure

Last Answer : Absolute pressure

Gauge pressure at a point is equal to the absolute pressure __________ the atmospheric pressure. (A) Plus (B) Minus (C) Divide (D) Multiply

Description : Gauge pressure at a point is equal to the absolute pressure __________ the atmospheric pressure. (A) Plus (B) Minus (C) Divide (D) Multiply

Last Answer : Answer: Option B

In a venturi-flume, the flow takes place at (A) Atmospheric pressure (B) Gauge pressure (C) Absolute pressure (D) None of these

Description : In a venturi-flume, the flow takes place at (A) Atmospheric pressure (B) Gauge pressure (C) Absolute pressure (D) None of these

Last Answer : Answer: Option A

The pressure less than atmospheric pressure is known as (A) Suction pressure (B) Vacuum pressure (C) Negative gauge pressure (D) All of these

Description : The pressure less than atmospheric pressure is known as (A) Suction pressure (B) Vacuum pressure (C) Negative gauge pressure (D) All of these

Last Answer : Answer: Option D

Piezometer is used to measure (A) Pressure in pipe, channels etc. (B) Atmospheric pressure (C) Very low pressures (D) Difference of pressure between two points

Description : Piezometer is used to measure (A) Pressure in pipe, channels etc. (B) Atmospheric pressure (C) Very low pressures (D) Difference of pressure between two points

Last Answer : Answer: Option C

Pressure of the order of 10" torr can be measured by (A) Bourdon tube (B) Pirani Gauge (C) Micro-manometer (D) Lonisation gauge

Description : Pressure of the order of 10" torr can be measured by (A) Bourdon tube (B) Pirani Gauge (C) Micro-manometer (D) Lonisation gauge

Last Answer : Answer: Option D

Which of the following is correct?  A. Absolute pressure = Gauge pressure + Atmospheric pressure  B. Gauge pressure = Absolute pressure + Atmospheric pressure  C. Atmospheric pressure = Absolute pressure + Gauge pressure  D. Absolute pressure = Gauge pressure – Atmospheric pressure

Description : Which of the following is correct?  A. Absolute pressure = Gauge pressure + Atmospheric pressure  B. Gauge pressure = Absolute pressure + Atmospheric pressure  C. Atmospheric pressure = Absolute pressure + Gauge pressure  D. Absolute pressure = Gauge pressure – Atmospheric pressure

Last Answer : Answer: A

Ground water table is measured by : (A) Tensiometer (B) Piezometer (C) Pressure plate (D) Neutron probe

Description : Ground water table is measured by : (A) Tensiometer (B) Piezometer (C) Pressure plate (D) Neutron probe

Last Answer : (D) Neutron probe

Ground water table is measured by : (A) Tensiometer (B) Piezometer (C) Pressure plate (D) Neutron probe

Description : Ground water table is measured by : (A) Tensiometer (B) Piezometer (C) Pressure plate (D) Neutron probe

Last Answer : (C) Pressure plate

In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. (A) Less than (B) More than (C) Equal to (D) None of these

Description : In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. (A) Less than (B) More than (C) Equal to (D) None of these

Last Answer : Answer: Option A

In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta. (A) Less than (B) More than (C) Equal to (D) None of these

Description : In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta. (A) Less than (B) More than (C) Equal to (D) None of these

Last Answer : Answer: Option A

Manometers measure the __________ pressure. (A) Vacuum as well as the atmospheric (B) Difference in (C) Absolute (D) Gage

Description : Manometers measure the __________ pressure. (A) Vacuum as well as the atmospheric (B) Difference in (C) Absolute (D) Gage

Last Answer : (B) Difference in

The difference between the absolute pressure and the atmospheric pressure is called the _____ pressure.  A. Gage  B. Normal  C. Standard  D. Vacuum

Description : The difference between the absolute pressure and the atmospheric pressure is called the _____ pressure.  A. Gage  B. Normal  C. Standard  D. Vacuum

Last Answer : Gage

What is the pressure below atmospheric pressure called?  A. Gage pressure  B. Absolute pressure  C. Atmospheric pressure  D. Vacuum pressure

Description : What is the pressure below atmospheric pressure called?  A. Gage pressure  B. Absolute pressure  C. Atmospheric pressure  D. Vacuum pressure

Last Answer : Vacuum pressure

Maximum Differential pressure: a. Is the maximum authorized pressure difference between the inside of the fuselage and the atmospheric ambient pressure b. Is the absolute pressure provided by the vacuum pump c. Is the pressure loss over a given time limit d. Is the absolute pressure the cabin pressure ducting is designed to carry

Description : Maximum Differential pressure: a. Is the maximum authorized pressure difference between the inside of the fuselage and the atmospheric ambient pressure b. Is the absolute pressure provided by the vacuum ... time limit d. Is the absolute pressure the cabin pressure ducting is designed to carry

Last Answer : a. Is the maximum authorized pressure difference between the inside of the fuselage and the atmospheric ambient pressure

Maximum Differential pressure: a. Is the maximum authorized pressure difference between the inside of the fuselage and the atmospheric ambient pressure b. Is the absolute pressure provided by the vacuum pump c. Is the pressure loss over a given time limit d. Is the absolute pressure the cabin pressure ducting is designed to carry

Description : Maximum Differential pressure: a. Is the maximum authorized pressure difference between the inside of the fuselage and the atmospheric ambient pressure b. Is the absolute pressure provided by the ... time limit d. Is the absolute pressure the cabin pressure ducting is designed to carry

Last Answer : a. Is the maximum authorized pressure difference between the inside of the fuselage and the atmospheric ambient pressure

Dry-bulb temperature is: a. The absolute temperature corresponding to the atmospheric pressure b. The same as the wet-bulb temperature if the relative humidity is less than 100% c. Not required to find the relative humidity d. The temperature of the air measured with an ordinary thermometer e. The dew point temperature

Description : Dry-bulb temperature is: a. The absolute temperature corresponding to the atmospheric pressure b. The same as the wet-bulb temperature if the relative humidity is less than 100% c. Not required ... d. The temperature of the air measured with an ordinary thermometer e. The dew point temperature

Last Answer : Answer: D

Pick out the wrong statement. (A) Heat transfer by radiation cannot occur across an absolute volume (B) In case of a shell and tube heat exchanger, the pressure drop through the shell is proportional to the number of times the fluid crosses the bundle between baffles (C) Propagation velocity for travel of heat radiation through vacuum is equal to the velocity of the light (D) The amount of heat involved in the condensation or vaporisation of 1 kg of a fluid is the same

Description : Pick out the wrong statement. (A) Heat transfer by radiation cannot occur across an absolute volume (B) In case of a shell and tube heat exchanger, the pressure drop through the shell is ... The amount of heat involved in the condensation or vaporisation of 1 kg of a fluid is the same

Last Answer : (A) Heat transfer by radiation cannot occur across an absolute volume

Absolute zero, pressure will occur, when the molecular momentum of the system becomes zero. A liquid will cease to exist as liquid at (A) High vacuum (B) Zero pressure (C) 0°K (D) Earth's centre

Description : Absolute zero, pressure will occur, when the molecular momentum of the system becomes zero. A liquid will cease to exist as liquid at (A) High vacuum (B) Zero pressure (C) 0°K (D) Earth's centre

Last Answer : (B) Zero pressure

Pick out the wrong statement. (A) In a static mass of liquid, the pressure at a point is the same for all liquids (B) Pressure decreases exponentially with elevation in an isothermal atmosphere(C) Atmospheric pressure = absolute pressure ‒ gage pressure(D) As per Pascal's law, the pressure at a point in a static or uniformlymoving fluid is equal in all directions

Description : Pick out the wrong statement. (A) In a static mass of liquid, the pressure at a point is the same for all liquids (B) Pressure decreases exponentially with elevation in an isothermal atmosphere (C) ... s law, the pressure at a point in a static or uniformly moving fluid is equal in all directions

Last Answer : (A) In a static mass of liquid, the pressure at a point is the same for all liquids

26. Air velocity in ducts can be measured by using and manometer a) Orifice meter b) Borden gauge c) Pitot tube d) Anemometer

Description : Air velocity in ducts can be measured by using and manometer a) Orifice meter b) Borden gauge c) Pitot tube d) Anemometer

Last Answer : Pitot tube

10. In an external or internal mouthpiece, the absolute pressure head at vena contracta is zero when atmospheric pressure head is 10.3 m of water. A) Correct B) Incorrect

Description : 10. In an external or internal mouthpiece, the absolute pressure head at vena contracta is zero when atmospheric pressure head is 10.3 m of water. A) Correct B) Incorrect

Last Answer : A

01. When the pressure intensity at a point is less than the local atmospheric pressure, then the difference of these two pressures is called vacuum pressure. A) Agree B) Disagree

Description : 01. When the pressure intensity at a point is less than the local atmospheric pressure, then the difference of these two pressures is called vacuum pressure. A) Agree B) Disagree

Last Answer : Option A

2. Differential manometer measures the (A) Absolute pressure (B) Gauge pressure (C) Pressure difference (D) Pressure gradien

Description : 2. Differential manometer measures the (A) Absolute pressure (B) Gauge pressure (C) Pressure difference (D) Pressure gradien

Last Answer : (C) Pressure difference

Define absolute pressure and gauge pressure. State the different units for pressure measurement.

Description : Define absolute pressure and gauge pressure. State the different units for pressure measurement.

Last Answer : Definition: Absolute pressure: Absolute pressure is defined as actual total pressure including atmospheric pressure actin On a surface. PAbsolute= PAtmospheric + PGauge Gauge pressure: Gauge pressure is defined ... mm of mercury column (blood pressure) inches of water Barmillibar (weather) Torr

What type of pressure cannot be used for Boyle’s Law?  a. Atmospheric Pressure  b. Gauge Pressure  c. Surface Pressure  d. Isobaric Pressure

Description : What type of pressure cannot be used for Boyle’s Law?  a. Atmospheric Pressure  b. Gauge Pressure  c. Surface Pressure  d. Isobaric Pressure

Last Answer : Gauge Pressure

A piezometer opening measures the __________ fluid pressure. (A) Static (B) Undisturbed (C) Total (D) Dynamic

Description : A piezometer opening measures the __________ fluid pressure. (A) Static (B) Undisturbed (C) Total (D) Dynamic

Last Answer : (B) Undisturbed

A piezometer provided in the pipe measures (A) Friction factor (B) Static pressure (C) Dynamic pressure (D) None of these

Description : A piezometer provided in the pipe measures (A) Friction factor (B) Static pressure (C) Dynamic pressure (D) None of these

Last Answer : (B) Static pressure

__________ is used for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline. (A) Venturimeter (B) Pressure gauge(C) Pitot tube(D) Orificemeter

Description : __________ is used for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline. (A) Venturimeter (B) Pressure gauge (C) Pitot tube (D) Orificemeter

Last Answer : (C) Pitot tube

Draw sketch of Bourdon tube pressure gauge and state its advantages.

Description : Draw sketch of Bourdon tube pressure gauge and state its advantages.

Last Answer : Advantages:  • These give more accurate results. • Bourdon tube cost low. • Bourdon tube are simple in construction. • They can be modified to give electrical outputs. • They are safe even for high pressure measurement. • Accuracy is high especially at high pressures.

Cavitation will begin when (A) The pressure at any location reaches an absolute pressure equal to the saturated vapour pressure of the liquid (B) Pressure becomes more than critical pressure (C) Flow is increased (D) Pressure is increased

Description : Cavitation will begin when (A) The pressure at any location reaches an absolute pressure equal to the saturated vapour pressure of the liquid (B) Pressure becomes more than critical pressure (C) Flow is increased (D) Pressure is increased

Last Answer : Answer: Option A

Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg. (A) 1 (B) 0.1 (C) 0.01 (D) 0.001

Description : Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg. (A) 1 (B) 0.1 (C) 0.01 (D) 0.001

Last Answer : (C) 0.01

A vacuum is connected to a tank reads 3kpa at a location w/ the barametric pressure reading is 75mmhg. Determined the P absolute in the tank  a. 70.658 kpa  b. 68 kpa  c. 58.78 kap  d. None of the above Pabs = Patm – Pvacuum

Description : A vacuum is connected to a tank reads 3kpa at a location w/ the barametric pressure reading is 75mmhg. Determined the P absolute in the tank  a. 70.658 kpa  b. 68 kpa  c. 58.78 kap  d. None of the above Pabs = Patm – Pvacuum

Last Answer : 70.658 kpa

_________is the partial pressure of water vapor at the existing temperature divided by the equilibrium vapor pressure of water at the existing temperature.  a. vacuum pressure  b. relative humidity  c. absolute pressure  d. vapor pressure

Description : _________is the partial pressure of water vapor at the existing temperature divided by the equilibrium vapor pressure of water at the existing temperature.  a. vacuum pressure  b. relative humidity  c. absolute pressure  d. vapor pressure

Last Answer : relative humidity

The condition of perfect vacuum, i.e., absolute zero pressure can be attained at  (a) a temperature of – 273.16°C  (b) a temperature of 0°C  (c) a temperature of 273 °K  (d) a negative pressure and 0°C temperature  (e) can’t be attained.

Description : The condition of perfect vacuum, i.e., absolute zero pressure can be attained at  (a) a temperature of – 273.16°C  (b) a temperature of 0°C  (c) a temperature of 273 °K  (d) a negative pressure and 0°C temperature  (e) can’t be attained.

Last Answer : Answer : a

Absolute zero pressure will occur  (a) at sea level  (b) at the center of the earth  (c) when molecular momentum of the system becomes zero  (d) under vacuum conditions  (e) at a temperature of – 273 °K

Description : Absolute zero pressure will occur  (a) at sea level  (b) at the center of the earth  (c) when molecular momentum of the system becomes zero  (d) under vacuum conditions  (e) at a temperature of – 273 °K

Last Answer : Answer : c

How will you calibrate an absolute pressure transmitter using vacuum manometer. Range 0-400mm abs ?

Description : How will you calibrate an absolute pressure transmitter using vacuum manometer. Range 0-400mm abs ?

Last Answer : The procedure for calibration is as follows : Connect air supply to the transmitter. Connect a test gauge of 0-1.4 Kg/cm2 to the output. Connect Vacuum pump with tee off to the manometer. Apply 760 ... nearest ) and adjust zero. Apply 360 mm Vacuum adjust span. ( 760 - 360 = 400 mm abs. )

Dew point can be best defined as the: a. Absolute temperature at which air, upon heating, will evaporate moisture b. . Percentage of moisture that air can hold at a given temperature and pressure c. . Temperature that air will begin to evaporate moisture d. . Temperature at which air, upon cooling, becomes saturated, causing moisture to condense should the temperature drop further e. . Atmospheric pressure at which air will condense moisture

Description : Dew point can be best defined as the: a. Absolute temperature at which air, upon heating, will evaporate moisture b. . Percentage of moisture that air can hold at a given temperature ... to condense should the temperature drop further e. . Atmospheric pressure at which air will condense moisture

Last Answer : Answer: D

Define absolute pressure, atmospheric pressure.

Description : Define absolute pressure, atmospheric pressure.

Last Answer : Absolute Pressure : Absolute pressure is defined as actual total pressure including atmospheric pressure acting on a surface  Unit of absolute pressure is pounds per square inch absolute and it ... by the air surrounding to the earth. Unit of atmospheric pressure is Pounds per square inch.

Barometer is used to measure (A) Velocity of liquid(B) Atmospheric pressure (C) Pressure in pipes and channels (D) Difference of pressure between two points in a pipe

Description : Barometer is used to measure (A) Velocity of liquid (B) Atmospheric pressure (C) Pressure in pipes and channels (D) Difference of pressure between two points in a pipe

Last Answer : Answer: Option B

Which one of the following statements is correct ? a) For water at 100o Celsius at sea level, the vapour pressure is equal to atmospheric pressure b) Surface energy (or tension) is caused by the force of adhesion between liquid molecules c) Viscosity of a fluid is the property exhibited by it both in static and in dynamic conditions d) Air is 50,000 times more compressible than water

Description : Which one of the following statements is correct ? a) For water at 100o Celsius at sea level, the vapour pressure is equal to atmospheric pressure b) Surface energy (or tension) is caused by ... it both in static and in dynamic conditions d) Air is 50,000 times more compressible than water

Last Answer : c) Viscosity of a fluid is the property exhibited by it both in static and in dynamic conditions

What is the height of a vacuum of Toricelli if it is examined with a 1m long canopy at normal atmospheric pressure ?

Description : What is the height of a vacuum of Toricelli if it is examined with a 1m long canopy at normal atmospheric pressure ?

Last Answer : Answer : At normal atmospheric pressure , if Toricelli is examined with a 1m long canopy, the vacuum height of Toricelli will be 24 cm .