Description : Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water column in case of mercury-water, differential manometer is ... mm). (A) H (B) 12.6 H (C) 13.6 H (D) 14.6 H
Last Answer : (B) 12.6 H
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
Description : Differential manometer measures the (A) Atmospheric pressure (B) Sub-atmospheric pressure (C) Pressure difference between two points (D) None of these
Last Answer : (C) Pressure difference between two points
Description : 2. Differential manometer measures the (A) Absolute pressure (B) Gauge pressure (C) Pressure difference (D) Pressure gradien
Last Answer : (C) Pressure difference
Description : A differential manometer is used to measure (A) Atmospheric pressure (B) Pressure in pipes and channels (C) Pressure in Venturimeter (D) Difference of pressures between two points in a pipe
Last Answer : Answer: Option D
Description : Differential manometer is used to measure (A) Pressure in pipes, channels etc. (B) Atmospheric pressure (C) Very low pressure (D) Difference of pressure between two points
Description : What is a manometer ?
Last Answer : An instrument that can be used to determine the pressure of a gas is called a manometer.
Last Answer : of gas Stress Diagnostic Instrument.
Description : An instrument to detect the purity of milk is _____? A. Lactometer B. Manometer C. Sonometer D. Hygrometer
Last Answer : ANSWER: A
Description : D.C. propulsion motor brush pressure depends on the brush grade used and in practice is set with a ______________. A. multimeter B. manometer C. spring scale D. compound gauge
Last Answer : Answer: C
Description : The charge of a lead-acid battery is checked with a _____________. A. manometer B. hydrometer C. viscosimeter D. ohmmeter
Last Answer : Answer: B
Description : The charge of a lead-acid battery is checked with a/an ____________. A. manometer B. hydrometer C. voltmeter D. ohmmeter
Description : The instrument which measures very high temperature is------? A. Manometer B. Thermostat C. Chronometer D. Pyrometer (Answer) E. None of these
Last Answer : D. Pyrometer (Answer)
Description : An instrument commonly used for the measurement of atmospheric pressure is known as A. Manometer B. Barometer C. Calorimeter D. Potentiometer
Last Answer : Barometer
Description : Apparatus to measure rate of respiration and R.Q. is (a) auxanometer (b) potometer (c) respirometer (d) manometer.
Last Answer : (c) respirometer
Description : Two liquids manometer is used for measuring small pressure differences in (A) Liquids (B) Gases (C) Mixture of hydrocarbons (D) None of these
Last Answer : (A) Liquids
Description : Small pressure differences in liquids is measured using a/an (A) U-tube manometer (B) Inclined tube manometer (C) Pitot tube (D) None of these
Last Answer : (B) Inclined tube manometer
Description : Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is (A) 90 (B) 60 (C) 45 (D) 30
Last Answer : (B) 60
Description : Very small pressure difference (< 5 mm water column) can be most conveniently measured by a/an __________ manometer. (A) U-tube water (B) U-tube mercury (C) Inclined tube mercury (D) Inclined tube water
Last Answer : (D) Inclined tube water
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
Description : Flow rate of high velocity flue gas discharged through a stack to the atmosphere can be most conveniently measured by a (A) Pitot tube (B) Manometer (C) Rotameter (D) None of these
Last Answer : (A) Pitot tube
Description : Correction for capillary effect in manometers (used for pressure measurement) need not be applied, if diameter of the manometer tube is __________ mm. (A) < 4 (B) > 4 (C) > 12.5 (D) < 10
Last Answer : (C) > 12.5
Description : A Pitot tube indicates 5 cm of water (manometer) when it is being used for measuring velocity of air. The velocity of air in m/sec is (A) 5 (B) 14.1 (C) 56.22 (D) 28.2
Last Answer : (D) 28.2
Description : A manometer is used to measure (A) Low pressure (B) Moderate pressure (C) High pressure (D) Atmospheric pressure
Last Answer : Answer: Option C
Description : Manometer is used to measure (A) Pressure in pipes, channels etc. (B) Atmospheric pressure (C) Very low pressure (D) Difference of pressure between two points
Last Answer : Answer: Option A
Description : Which of the following manometer has highest sensitivity? (A) U-tube with water (B) Inclined U-tube (C) U-tube with mercury (D) Micro-manometer with water
Description : A manometer is used to measure (A) Atmospheric pressure (B) Pressure in pipes and channels (C) Pressure in Venturimeter (D) Difference of pressures between two points in a pipe
Last Answer : Answer: Option B
Description : Pressure of the order of 10" torr can be measured by (A) Bourdon tube (B) Pirani Gauge (C) Micro-manometer (D) Lonisation gauge
Description : In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle . Sensitivity of inclined tube to sensitivity of U-tube is equal to (A) Sin (B) 1/Sin (C) Cos (D) 1/Cos
Description : For manometer, a better liquid combination is one having (A) Higher surface tension (B) Lower surface tension (C) Surface tension is no criterion (D) High density and viscosity
Description : Choose the wrong statement. Alcohol is used in manometer, because (A) Its vapour pressure is low (B) It provides suitable meniscus for the inclined tube (C) Its density is less (D) It provides longer length for a given pressure difference
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
Description : Pressure is measured with the help of A. Manometer. C) Thermocouple. B. Ammeter. D) Orifice plate.
Last Answer : manometer
Description : The instrument for measurement of flow/ velocity is________. A. Bimetallic. C) Turbine meter. B. Manometer. D) Wattmeter
Last Answer : Turbine meter
Description : Give a reading as the length of some liquid column: water, alcohol, etc. a. Banometer b. Nanometer c. Thermometer d. Manometer
Last Answer : Manometer
Description : A _______ is used to measure atmospheric pressure. a. Thermometer b. Barometer c. Manometer d. None of the above
Description : What pressure measuring device consists of a coiled hollow tube that tends to straighten out when the tube is subjected to an internal pressure? A. Aneroid B. Manometer C. Bourdon pressure gage D. Barometer
Last Answer : Bourdon pressure gage
Description : What instrument is used to measure atmospheric pressure? A. Pitot tube B. Wind vane C. Barometer D. Manometer
Description : Which of the following is NOT an instrument used to measure pressure? A. Bourdon tube B. Pitot tube C. Aneroid D. Manometer
Description : Why is an inclined manometer used ?
Last Answer : It is used to extend the scale of the instrument. Because the manometer is at an angle to the vertical.
Description : You are given a mercury manometer range 0 -760 mm ? A vacuum gauge reads 60 mm vacuum. The test manometer reads 50 vacuum ? Which of the two in correct.
Last Answer : The transmitter is correct because 760 - 50 = 710 mm 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. )
Description : Compare U tube manometer and well type manometer
Last Answer : U-tube and well type manometer Sr.No. U-tube manometer well type manometer 1 Both legs are having same cross section area Both legs are having different cross section area ... cross section area. 5 Difference in heights in measured. Single height is measured.
Description : Root pressure is measured by (1) Barometer (2) Atmometer (3) Manometer (4) Auxanometer
Last Answer : Auxanometer
Description : Why mercury is used in manometer?
Last Answer : Following are the reasons due to which mercury is used in manometers :- i. Specific gravity of mercury is greater than the other liquids. ii. Mercury is immiscible with other liquids. iii. It does not stick to the surface in contact.
Description : Draw the following and write application of each. i. Well type manometer ii. Bellows.
Last Answer : 1. Well type manometer Application : Manometers are used in flow, pressure and force measurement systems. 2. Bellows Applications : i. These are used in the large indicating gauges, recorders where space is not a problem. ii. It is useful in pneumatic controllers.
Last Answer : Locomotives with manometer bogies have suitability for passanger as well as freight service.