Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of __________ will facilitate the most accurate measurement of the temperature. (A) Copper (B) Steel (C) Aluminium (D) Brass

Temperature of hot gases flowing in a pipe is measured by a
thermocouple inserted in the thermal well. The thermal well made of
__________ will facilitate the most accurate measurement of the
temperature.
(A) Copper
(B) Steel
(C) Aluminium
(D) Brass
by

1 Answer

Answer :

Option A
by

Related questions

Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of __________ will facilitate the most accurate measurement of the temperature. (A) Copper (B) Steel (C) Aluminium (D) Brass

Description : Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of __________ will facilitate the most accurate measurement of the temperature. (A) Copper (B) Steel (C) Aluminium (D) Brass

Last Answer : Option A

Which of the following situations can be approximated to a steady state heat transfer system? (A) A red hot steel slab (having outside surface temperature as 1300°C) exposed to the atmospheric air at 35°C (B) 10 kg of dry saturated steam at 8 kgf/cm2 flowing through a short length of stainless steel pipe exposed to atmospheric air at 35°C (C) Boiling brine kept in open vessel when the bottom surface temperature of the vessel is maintained constant at 180°C (D) A sub-cooled refrigerant liquid at 8°C flowing at the rate of 6 Kg/minute through a copper pipe exposed to atmospheric air at 35°C

Description : Which of the following situations can be approximated to a steady state heat transfer system? (A) A red hot steel slab (having outside surface temperature as 1300°C) exposed to the atmospheric air at ... flowing at the rate of 6 Kg/minute through a copper pipe exposed to atmospheric air at 35°C

Last Answer : (B) 10 kg of dry saturated steam at 8 kgf/cm2 flowing through a short length of stainless steel pipe exposed to atmospheric air at 35°C

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'

Dip stick used for measuring the level of petro fuels (e.g. petrol, diesel, fuel oil etc.) in the storage tank is usually made of (A) Brass (B) Copper (C) High carbon steel (D) Aluminium

Description : Dip stick used for measuring the level of petro fuels (e.g. petrol, diesel, fuel oil etc.) in the storage tank is usually made of (A) Brass (B) Copper (C) High carbon steel (D) Aluminium

Last Answer : (A) Brass

Which of the following commonly used condenser tube materials has the lowest thermal conductivity? (A) Admiralty brass (B) Stainless steel (C) Aluminium brass (D) Titanium

Description : Which of the following commonly used condenser tube materials has the lowest thermal conductivity? (A) Admiralty brass (B) Stainless steel (C) Aluminium brass (D) Titanium

Last Answer : (B) Stainless steel

For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of (a) copper (b) aluminium (c) steel (d) brass

Description : For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of (a) copper (b) aluminium (c) steel (d) brass

Last Answer : Ans: c

Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C? (A) Silicone rubber, teflon, porcelain and wood (B) Nickel, monel, stainless steel and graphite (C) Aluminium, copper, high silicon iron (D) Brass, cast iron, mild steel and tin

Description : Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C? (A) Silicone rubber, teflon, porcelain and wood (B) Nickel, monel, stainless steel and graphite (C) Aluminium, copper, high silicon iron (D) Brass, cast iron, mild steel and tin

Last Answer : (D) Brass, cast iron, mild steel and tin

Which of the following materials has the least scrap value? (A) Aluminium (B) Stainless steel (C) Brass (D) Copper

Description : Which of the following materials has the least scrap value? (A) Aluminium (B) Stainless steel (C) Brass (D) Copper

Last Answer : Option B

The material generally used for armour of high voltage cables is (a) aluminium (b) steel (c) brass (d) copper

Description : The material generally used for armour of high voltage cables is (a) aluminium (b) steel (c) brass (d) copper

Last Answer : (b) steel

The material generally used for armour of high voltage cables is (a) aluminium (b) steel (c) brass (d) copper

Description : The material generally used for armour of high voltage cables is (a) aluminium (b) steel (c) brass (d) copper

Last Answer : (b) steel

Pick out the wrong statement. (A) Pure rubber is as useless as pure gold as a material of construction (B) Thermal conductivity of aluminium is higher than that of copper; henceit is increasingly used for utensil making(C) Copper has poor weldability(D) Reinforced plastics are made from both thermoplastic as well asthermosetting plastics

Description : Pick out the wrong statement. (A) Pure rubber is as useless as pure gold as a material of construction (B) Thermal conductivity of aluminium is higher than that of copper; henceit is ... has poor weldability (D) Reinforced plastics are made from both thermoplastic as well as thermosetting plastics

Last Answer : (B) Thermal conductivity of aluminium is higher than that of copper; henceit is increasingly used for utensil making

The pump is mostly made of: e) Aluminium c) Brass f) Copper d) Plastic

Description : The pump is mostly made of: e) Aluminium c) Brass f) Copper d) Plastic

Last Answer :  Aluminium

The pump is mostly made of: A. Aluminium B. Copper C. Brass D. Plastic

Description : The pump is mostly made of: A. Aluminium B. Copper C. Brass D. Plastic

Last Answer : Aluminium 

Which of the following metals is the most prone to work hardening? (A) Brass (B) Aluminium (C) Copper (D) Lead

Description : Which of the following metals is the most prone to work hardening? (A) Brass (B) Aluminium (C) Copper (D) Lead

Last Answer : Option A

Tubes of multiple effect evaporator used for concentration of sugar cane juice are made of (A) Nickel (B) Copper (C) Stainless steel (D) Brass

Description : Tubes of multiple effect evaporator used for concentration of sugar cane juice are made of (A) Nickel (B) Copper (C) Stainless steel (D) Brass

Last Answer : (B) Copper

Cemented carbide tools are not suitable for cutting (A) Aluminium (B) Brass (C) Cast iron (D) Steel

Description : Cemented carbide tools are not suitable for cutting (A) Aluminium (B) Brass (C) Cast iron (D) Steel

Last Answer : (A) Aluminium

Brass is an alloy of (A) copper and zinc. (B) copper and iron. (C) copper and Aluminium. (D) copper and tin.

Description : Brass is an alloy of (A) copper and zinc. (B) copper and iron. (C) copper and Aluminium. (D) copper and tin.

Last Answer : (A) copper and zinc.

The following thermocouple may be used for measuring temperature upto 1873°K. (A) Chromel-alumel (B) Copper-constantan (C) Platinum-platinum rhodium (D) Iron-constantan

Description : The following thermocouple may be used for measuring temperature upto 1873°K. (A) Chromel-alumel (B) Copper-constantan (C) Platinum-platinum rhodium (D) Iron-constantan

Last Answer : (C) Platinum-platinum rhodium

Steam condenser tubes are made of admiralty brass, in which percentage of zinc & copper are __________ respectively. (A) 70 & 30 (B) 30 & 70 (C) 50 & 50 (D) 90 & 10

Description : Steam condenser tubes are made of admiralty brass, in which percentage of zinc & copper are __________ respectively. (A) 70 & 30 (B) 30 & 70 (C) 50 & 50 (D) 90 & 10

Last Answer : (A) 70 & 30

Out of the following, the __________ pipe has the least corrosion resistance. (A) Mild steel (B) Copper (C) Cast iron (D) Wrought iron

Description : Out of the following, the __________ pipe has the least corrosion resistance. (A) Mild steel (B) Copper (C) Cast iron (D) Wrought iron

Last Answer : D) Wrought iron

Which of the following is used for very accurate measurement of flow of gas at low velocity? (A) Pitot tube (B) Rotameter (C) Segmental orificemeter (D) Hot wire anemometer

Description : Which of the following is used for very accurate measurement of flow of gas at low velocity? (A) Pitot tube (B) Rotameter (C) Segmental orificemeter (D) Hot wire anemometer

Last Answer : (D) Hot wire anemometer

Anodic material used for the cathodic protection of underground buried steel pipeline is (A) Nickel or copper (B) Zinc or magnesium (C) Bronze (D) Brass

Description : Anodic material used for the cathodic protection of underground buried steel pipeline is (A) Nickel or copper (B) Zinc or magnesium (C) Bronze (D) Brass

Last Answer : (B) Zinc or magnesium

In a heat exchanger, floating head is provided to (A) Facilitate cleaning of the exchanger (B) Increase the heat transfer area (C) Relieve stresses caused by thermal expansion (D) Increase log mean temperature gradient

Description : In a heat exchanger, floating head is provided to (A) Facilitate cleaning of the exchanger (B) Increase the heat transfer area (C) Relieve stresses caused by thermal expansion (D) Increase log mean temperature gradient

Last Answer : (C) Relieve stresses caused by thermal expansion

Finned tube heat exchangers (A) Give larger area per tube (B) Use metal fins of low thermal conductivity (C) Facilitate very large temperature drop through tube wall (D) Are used for smaller heat load

Description : Finned tube heat exchangers (A) Give larger area per tube (B) Use metal fins of low thermal conductivity (C) Facilitate very large temperature drop through tube wall (D) Are used for smaller heat load

Last Answer : (A) Give larger area per tube

The resistance wire used in a hot wire anemometer for conducting electrical current is made of (A) Copper (B) Tungsten (C) Chromium (D) Aluminium

Description : The resistance wire used in a hot wire anemometer for conducting electrical current is made of (A) Copper (B) Tungsten (C) Chromium (D) Aluminium

Last Answer : (B) Tungsten

In hot wire anemometer used for gas flow measurement, the wire is normally made of (A) Copper(B) Platinum(C) Constantan(D) Chromium

Description : In hot wire anemometer used for gas flow measurement, the wire is normally made of (A) Copper (B) Platinum (C) Constantan (D) Chromium

Last Answer : (B) Platinum

Refined acetic acid storage vessel are made of (A) Copper (B) Aluminium (C) High carbon steel (D) Nickel

Description : Refined acetic acid storage vessel are made of (A) Copper (B) Aluminium (C) High carbon steel (D) Nickel

Last Answer : (B) Aluminium

Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of (A) Aluminium (B) Stainless steel (C) High silicon (14%) iron (D) Copper

Description : Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of (A) Aluminium (B) Stainless steel (C) High silicon (14%) iron (D) Copper

Last Answer : (B) Stainless steel

Mixing vessel used for the chlorination of methane to produce methyl chloride is made of (A) Copper (B) Cast iron (C) Aluminium (D) High carbon steel

Description : Mixing vessel used for the chlorination of methane to produce methyl chloride is made of (A) Copper (B) Cast iron (C) Aluminium (D) High carbon steel

Last Answer : (B) Cast iron

Condenser tubes are not made of (A) Cartridge brass (B) Muntz brass (C) Wood metal (D) Aluminium brass alloy

Description : Condenser tubes are not made of (A) Cartridge brass (B) Muntz brass (C) Wood metal (D) Aluminium brass alloy

Last Answer : (C) Wood metal

Furnace aerodynamics is related to the __________ in the furnace. (A) Movement of gases (B) Measurement of flue gas volume (C) Temperature control

Description : Furnace aerodynamics is related to the __________ in the furnace. (A) Movement of gases (B) Measurement of flue gas volume (C) Temperature control

Last Answer : (A) Movement of gases

Valves in pipe size of 2" and under are normally made of (A) Wrought iron (B) Brass (C) Bronze (D) Monel

Description : Valves in pipe size of 2" and under are normally made of (A) Wrought iron (B) Brass (C) Bronze (D) Monel

Last Answer : (B) Brass

The ball bearings are provided with a cage (a) to reduce friction (b) to facilitate slipping of balls (c) to prevent the lubricant from flowing out (d) to maintain the balls at a fixed distance apart

Description : The ball bearings are provided with a cage (a) to reduce friction (b) to facilitate slipping of balls (c) to prevent the lubricant from flowing out (d) to maintain the balls at a fixed distance apart

Last Answer : (d) to maintain the balls at a fixed distance apart

Of the following commonly used materials, the one that is not an alloy is - (1) Steel (2) Brass (3) Bronze (4) Copper

Description : Of the following commonly used materials, the one that is not an alloy is - (1) Steel (2) Brass (3) Bronze (4) Copper

Last Answer : (4) Copper Explanation: Copper is not an alloy; it is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. It is used as a constituent of various ... marine hardware and coins, and constant an used in strain gauges and thermocouples for temperature measurement.

The biggest point sources of waste heat originate from ....... production. a) Steel or Brass b) Copper or Glass c) Steel or Glass d) Steel or Copper

Description : The biggest point sources of waste heat originate from ....... production. a) Steel or Brass b) Copper or Glass c) Steel or Glass d) Steel or Copper

Last Answer : Steel or Glass

The Statue of Liberty is green because of: w) green stone x) oxidized brass y) steel painted green z) oxidized copper

Description : The Statue of Liberty is green because of: w) green stone x) oxidized brass y) steel painted green z) oxidized copper

Last Answer : ANSWER: Z -- OXIDIZED COPPER

Of the following commonly used materials, the one that is not an alloy is (1) Steel (2) Brass (3) Bronze (4) Copper

Description : Of the following commonly used materials, the one that is not an alloy is (1) Steel (2) Brass (3) Bronze (4) Copper

Last Answer : Copper

If the velocity of flow as well as the diameter of the flowing pipe are respectively doubled through a pipe system in use since long, the head loss will thereafter be (a) Halved (b) Doubled (c) Increased 4 times (d) No change

Description : If the velocity of flow as well as the diameter of the flowing pipe are respectively doubled through a pipe system in use since long, the head loss will thereafter be (a) Halved (b) Doubled (c) Increased 4 times (d) No change

Last Answer : (b) Doubled

What is the equation for resistance measurement of PT 100 thermocouple?

Description : What is the equation for resistance measurement of PT 100 thermocouple? 

Last Answer : °C = (R-100) / 0.39  

The use of thermocouple meters for AC measurement leads to a meterscale which is _____.

Description :  The use of thermocouple meters for AC measurement leads to a meterscale which is _____.

Last Answer :  The use of thermocouple meters for AC measurement leads to a meterscale which is square law.

An alloy used as thermocouple material comprises of 40% nickel and60% copper. It is called(A) Constantan(B) Kanthal(C) Chromel(D) German silver

Description : An alloy used as thermocouple material comprises of 40% nickel and60% copper. It is called (A) Constantan (B) Kanthal (C) Chromel (D) German silver

Last Answer : (A) Constantan

Identical objects of four different materials are heated to the same high temperature. Which of the following would least likely burn your hand if touched?  a. aluminium  b. brass  c. glass  d. concrete

Description : Identical objects of four different materials are heated to the same high temperature. Which of the following would least likely burn your hand if touched?  a. aluminium  b. brass  c. glass  d. concrete

Last Answer : glass

Pressure is measured with the help of A. Manometer. C) Thermocouple. B. Ammeter. D) Orifice plate.

Description : Pressure is measured with the help of A. Manometer. C) Thermocouple. B. Ammeter. D) Orifice plate.

Last Answer : manometer

Earth wire or ground wire is made of: a) copper b) aluminium c) iron d) galvanized steel

Description : Earth wire or ground wire is made of: a) copper b) aluminium c) iron d) galvanized steel

Last Answer : Ans: D

People tend to view promotion from many vintage points. Which alternative below is MOST accurate ? 1. promotion costs cause product costs to be higher 2. promotion activities make up the bulk of marketing 3. the role of promotion is to communicate and to facilitate exchanges 4. promotion should be directed toward numerious audiences 5. none of these

Description : People tend to view promotion from many vintage points. Which alternative below is MOST accurate ? 1. promotion costs cause product costs to be higher 2. promotion activities make up the bulk ... facilitate exchanges 4. promotion should be directed toward numerious audiences 5. none of these

Last Answer : the role of promotion is to communicate and to facilitate exchanges

Prismatic compass is considered more accurate than a surveyor's compass, because (A) It is provided with a better magnetic needle (B) It is provided with a sliding glass in the object vane (C) Its graduations are in whole circle bearings (D) It is provided with a prism to facilitate reading of its graduated circle

Description : Prismatic compass is considered more accurate than a surveyor's compass, because (A) It is provided with a better magnetic needle (B) It is provided with a sliding glass in the object vane ( ... whole circle bearings (D) It is provided with a prism to facilitate reading of its graduated circle

Last Answer : (D) It is provided with a prism to facilitate reading of its graduated circle

People tend to view promotion from many vantage points. Which alternative below is MOST accurate? A)Promotion costs cause product costs to be higher. B)Promotion activities make up the bulk of marketing. C)The role of promotion is to communicate and to facilitate exchanges. D)Promotion should be directed toward numerous audiences.

Description : People tend to view promotion from many vantage points. Which alternative below is MOST accurate? A)Promotion costs cause product costs to be higher. B)Promotion activities make up the bulk ... is to communicate and to facilitate exchanges. D)Promotion should be directed toward numerous audiences.

Last Answer : C)The role of promotion is to communicate and to facilitate exchanges.

The thermal and electric pulp tests will, A. Give an accurate indications of the pulp status B. The patient’s response will be either pain or no pain C. The patient can differentiate between cold or hot stimuli

Description : The thermal and electric pulp tests will, A. Give an accurate indications of the pulp status B. The patient’s response will be either pain or no pain C. The patient can differentiate between cold or hot stimuli

Last Answer : A. Give an accurate indications of the pulp status

Caustic soda can be stored in __________ drums. (A) Steel (B) Cast iron (C) Brass (D) Gun metal

Description : Caustic soda can be stored in __________ drums. (A) Steel (B) Cast iron (C) Brass (D) Gun metal

Last Answer : (A) Steel

On being hit with a hammer, __________ will readily fracture. (A) Brass (B) Mild steel (C) Cast iron (D) Lead

Description : On being hit with a hammer, __________ will readily fracture. (A) Brass (B) Mild steel (C) Cast iron (D) Lead

Last Answer : C) Cast iron