Description : Gasoline extracted from natural gas (by compression and cooling) is called the __________ gasoline. (A) Polymer (B) Unleaded (C) Casing head (D) Straight run
Last Answer : (B) Unleaded
Description : Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas. (A) Unsaturated hydrocarbon content (B) Calorific value (C) Quantity of propane (D) Quantity of butane
Last Answer : (B) Calorific value
Description : . The condensate obtained on compression of wet natural gas is termed as (A) Liquefied natural gasoline (B) Natural gasoline (C) Liquid natural gas (D) None of these
Last Answer : (B) Natural gasoline
Description : Pick out the wrong statement. (A) Main constituents of LPG are propane and butane (B) C.V. of natural gas is about 10000 KCal/Nm3 (C) C.V. of LPG is about 26000 kcal/Nm3 (11500 kcal/kg) (D) L.P.G. is lighter than air
Last Answer : (D) L.P.G. is lighter than air
Description : The most commonly used feed stock for the reforming reactor is (A) Heavy fuel oil (B) Residuum (C) Straight run gasoline (D) Casing head gasoline
Last Answer : (C) Straight run gasoline
Description : Major constituent of natural gas is a) ethane b) methane c) butane d) propane
Last Answer : Answer: b Explanation: Only methane is the major constituent of natural gas.
Description : The main Constituent of natural gas is (1) Methane (2) Ethane (3) Butane (4) Propane
Last Answer : (1) Methane Explanation: Natural has is a naturally occurring hydrocarbon gas mixture consisting primarily of methane, with other hydrocarbons, carbon dioxide, nitrogen and hydrogen sulfide. It is ... methane clathrates. Petroleum is also another resource found in proximity to and with natural gas.
Description : The main constituent of natural gas is (1) Methane (2) Ethane (3) Butane (4) Propane
Last Answer : Methane
Description : Which of the following is the best description of propane, CH3CH2CH3, at room temperature? (a) liquid, soluble in H2O (b) gas, soluble in gasoline (c) liquid, soluble in gasoline (d) gas, soluble in water
Last Answer : gas, soluble in gasoline
Description : Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of (A) Propane & butane (B) Butane & ethane (C) Methane & ethane (D) Methane & carbon monoxide
Last Answer : (A) Propane & butane
Description : Liquefied Petroleum Gas (LPG) is mainly a mixture of (A) Propane & butane (B) Methane & ethane (C) High boiling olefins (D) High boiling naphthenes
Description : What is the proportion of Propane and Butane gas in LPG Cylinder?
Last Answer : In Australia, England, and the United States, it's 100% propane. In New Zealand and Belgium, it's 60% propane and 40% butane. In India, Spain, and Hungary, it's 35% propane and 65% butane. In ... on climate. Some even change the ration based on the season. But it is never less than 20% propane.
Description : A 3 L gas mixture of propane `(C_(3)H_(8))` and butane `(C_(4)H_(10))` on complete combustion at 25 C produced 10 L `CO_(2.)` Assuming constant P and
Last Answer : A 3 L gas mixture of propane `(C_(3)H_(8))` and butane `(C_(4)H_(10))` on complete combustion at 25 C ... .5L` D. `C_(3)H_(8),0LandC_(4)H_(10),3L`
Description : Which of the following gas is used in cigarette lighters? (1) Butane (2) Propane (3) Methane (4) Ethane
Last Answer : (1) Butane Explanation: Butane, a highly flammable, colorless, easily liquefied gas used in gas-type lighters and butane torches. Naphtha, a volatile flammable liquid hydrocarbon mixture used in wick-type lighters and burners.
Description : Indane gas is a mixture of which gases? (1) butane and hydrogen (2) butane and propane (3) butane and oxygen (4) methane and oxygen
Last Answer : (2) butane and propane
Description : In gobar gas, the maximum amount is that of (a) butane (b) methane (c) propane (d) carbon dioxide.
Last Answer : b) methane
Description : Cokking gas is a mixture of (1) methane and ethylene (2) carbon dioxide and oxygen (3) butane and propane (4) carbon monoxide and carbon dioxide
Last Answer : butane and propane
Description : Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? (1) Methane (2) Ethane (3) Propane (4) Butane
Last Answer : Butane
Description : Which of the following is not the function of a volute casing provided in a centrifugal pump? (A) To reduce the head loss in discharge (B) To increase the pump efficiency (C) To collect liquid ... and to transmit it to the delivery pipe at constant velocity (D) To increase the pump discharge rate
Last Answer : Option D
Description : The calorific value of 'LPG' (50% propane + 50% butane) is about __________ kcal/Nm3 . (A) 5000 (B) 25,000 (C) 10,000 (D) 15,000
Last Answer : (B) 25,000
Description : 'GASOHOL' widely used in Brazil as a motor fuel is a mixture of alcohol and (A) Petrol (B) LPG (C) Light hydrocarbon gases (e.g. butane or propane) (D) None of these
Last Answer : (A) Petrol
Description : Consider the following statements: 1. Carbyne is an allotrope of carbon. 2. Gasoline, used as a fuel in motor vehicles is a mixture of petrol and alcohol. 3. Petroleum is also known as 'liquid gold'. 4. The various components of crude ... (b) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only
Last Answer : Ans:(b)
Description : Octane number (unleaded) of gasoline produced by isomerisation of butane may be about (A) 45 (B) 55 (C) 70 (D) 90
Last Answer : (C) 70
Description : The main constituents of biogas are (a) methane and hydrogen (b) carbon monoxide and carbon dioxide (c) butane, propane and nitrogen (d) carbon dioxide and methane
Last Answer : Ans:(d)
Description : LPG is a mixture of (a) carbon monoxide and carbon dioxide (b) butane and propane (c) methane and ethylene (d) carbon dioxide and oxygen
Description : Which of the following is the major constituent of LPG? (1) Methane (2) Ethane (3) Propane (4) Butane
Last Answer : (4) Butane Explanation: Butanes are highly flammable, colourless, easily liquefied gases. When blended with propane and other hydrocarbons, it is referred to commercially as LPG, for liquefied petroleum gas.
Description : The major component in the LPG is - (1) methane (2) butane (3) ethane (4) propane
Last Answer : (2) butane Explanation: Butanes are highly flammable, colourless, easily liquefied gases. When blended with propane and other hydrocarbons, it is referred to commercially as LPG, for liquified petroleum gas. It is used as a petrol component.
Description : Which hydrocarbons are the major constituents of 'LPG'? (1) Methane and Ethane (2) Propane and Butane (3) Pentane and Benzene (4) Only Methane
Last Answer : (2) Propane and Butane Explanation: Cooking gas, also known as Liquefied Petroleum Gas (LPG) is primarily propane (C3Hg) and butane (C4H10).
Description : Saccharin is made up of – (1) Toluene (2) Phenol (3) Propane (4) Butane
Last Answer : (1) Toluene Explanation: Saccharin can be produced in various ways. The original route by Remsen & Fahlberg starts with toluene. Saccharin ism artificial sweetener. The basic substance, benzoic sulfiloine ... It is used to sweeten products such as drinks, candies, cookies, medicines, and toothpaste.
Description : How do the boiling points of butane, propane, and ethane compare? (a) the boiling point of ethane is greatest. b) the boiling point of butane is greatest. (c) the boiling point of propane is greatest. (d) there is no relationship among these three alkanes and their boiling points
Last Answer : the boiling point of butane is greatest.
Description : Write the values of boiling temperature for cetane(diesel).iso-octane(petrol), Butane, Propane an methane fuel and write effect of it on its system.
Last Answer : Write the values of boiling temperature for cetane(diesel).iso-octane(petrol), Butane, Propane an methane fuel and write effect of it on its system.
Description : Which is the HEAVIEST of the following molecules: w) butane x) ethane y) methane z) propane
Last Answer : ANSWER: W -- BUTANE
Description : Which of the following compounds contains a double bond? w) butene x) acetylene y) butane z) propane
Last Answer : ANSWER: W -- BUTENE
Description : The major component in the LPG is (1) methane (2) butane (3) ethane (4) propane
Last Answer : butane
Description : Saccharin is made up of (1) Toluene (2) Phenol (3) Propane (4) Butane
Last Answer : Toluene
Description : If you started with 100 grams of each of the materials below and they all vaporized inside of an inflatable balloon, which of them would produce the largest volume balloon, assuming they were all at the same temperature? w) water x) gasoline y) ethanol z) butane
Last Answer : ANSWER: W -- WATER
Description : The condition of refrigerant before entering the expansion or throttle valve, in a vapour compression system (a) dry vapour (b) wet vapour (c)liquid-vapour mixture (d) high pressure saturated liquid
Last Answer : Ans: d
Description : In a vapour compression cycle, the refrigerant immediately after expansion valve is (a) liquid (b) sub-cooled liquid (c) saturated liquid (d) wet vapour
Description : Volute type of casing is provided in a centrifugal pump to (A) Convert velocity head to pressure head (B) Convert pressure head to velocity head (C) Reduce the discharge fluctuation (D) Increase the discharge
Last Answer : (D) Increase the discharge
Description : Design of the casing of centrifugal pump should be such as to minimise the (A) Back flow through impeller (B) Loss of kinetic head (C) Loss of static head (D) None of these
Last Answer : (B) Loss of kinetic head
Description : Good design of the casing of a centrifugal pump aims at minimising the (A) Cavitation (B) Frictional losses (C) Kinetic energy loss (D) Static head
Last Answer : Option C
Description : Why are gasoline and propane removed near the top of a distillation tower?
Last Answer : Smaller alkane molecule have higher vapor pressure. They 'cookoff' first from a mixture and will be found nearer the top of thedistillation column than the larger ones.
Description : Natural gasoline is produced (A) From oil wells (B) In oil refineries (C) By natural gas stripping (D) None of these
Last Answer : (C) By natural gas stripping
Description : Visbreaking (A) Uses natural gas as feed (B) Is carried out at atmospheric pressure (C) Produces fuel oil of lower viscosity (D) Produces gasoline only
Last Answer : (C) Produces fuel oil of lower viscosity
Description : Which of the following is a primary fuel? (A) Blast furnace coke (B) Gasoline (C) Natural gas (D) Wood charcoal
Last Answer : (C) Natural gas
Description : Traces of liquid tar fog present in coke oven gas is separated using (A) Electrostatic precipitator (B) Cyclone separator (C) Strainer (D) None of these
Last Answer : (A) Electrostatic precipitato
Description : A diesel engine is usually more efficient than a spark ignition engine because a. Diesel being a heavier hydrocarbon, release more heat per kg than gasoline b. The air standard efficiency of diesel ... an Spark ignition engine d.Self ignition temperature of diesel is higher than that of gasoline.
Last Answer : ANSWER c. The compression ratio of a diesel engine is higher than that of an S.I engine
Description : Use of gasoline blend like tetraethyl lead in internal combustion engine a. increases the octane rating of the fuel b. allows engine to operate at higher compression ratio c. avoids auto-ignition of fuel d. all of the above
Last Answer : ANSWER d. all of the above