Description : Which one of the following petroleum refinery products has the lowest boiling point? (1) Kerosene (2) Gasoline (3) Diesel (4) Lubricating oil
Last Answer : (4) Lubricating oil Explanation: Lubricating oil is the most commonly used lubricant because of its wide range of possible applications. The two basic categories of lube oil are mineral and synthetic.
Description : Crude oil is subjected to vacuum distillation in the last stage, because (A) High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose (B) Lighter/low ... prone to thermal decomposition (C) High purity products can be obtained thereby (D) None of these
Last Answer : (A) High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose
Description : The proper arrangement of the petroleum fractions in order of their boiling points is (A) Lubricating oil > diesel > petrol > LPG (B) Lubricating oil > petrol > diesel > LPG (C) Petrol > lubricating oil > diesel > LPG (D) Petrol > diesel > LPG > lubricating oil
Last Answer : (A) Lubricating oil > diesel > petrol > LPG
Description : __________ is used as jet engine fuel. (A) Petrol (B) Diesel (C) Kerosene (D) LPG
Last Answer : (C) Kerosene
Description : Aniline point is the (A) Characteristic property of diesel & lubricating oils (B) Measure of aromatic content of oil (C) Both (A) and (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) and (B
Description : Which among them is cleaner fuel –coal , LPG, Diesel , kerosene ? a) coal b)LPG c)diesel d)kerosene
Last Answer : b)LPG
Description : Aromatics are desired constituents of (A) Lubricating oil (B) Diesel (C) Kerosene (D) Petrol
Last Answer : (D) Petrol
Description : Octane number is related to (a) Gasoline (b) Kerosene oil (c) Diesel oil (d) Lubricating oi
Last Answer : Gasoline
Description : Minimum air pollution is caused by burning of a) coal b)kerosene c)LPG d)Diesel
Last Answer : c)LPG
Description : Regarding the air taxi service started in India, choose the correct statement i) It can fly on Aviation Turbine Fuel ii) It has the capacity to seat one pilot and four passengers -General Knowledge
Last Answer : None of the above
Description : __________ is the most popular kitchen fuel in India a. LPG b. Kerosene c. Coal d. Firewood
Last Answer : LPG
Description : Which of the following medium is compressed in a diesel engine cylinder? a. air b. air and fuel c. air and lubricating oil d. fuel
Last Answer : ANSWER a. air
Description : Visbreaking process is used mainly for making (A) High cetane diesel (B) High octane gasoline (C) Fuel oil (D) Smoke free kerosene
Last Answer : (C) Fuel oil
Description : Which of the following contains maximum sulphur? (A) Diesel (B) Petrol (C) Kerosene (D) Fuel oil
Last Answer : (D) Fuel oil
Description : Laboratory gas is obtained by the cracking of (A) Gasoline (B) Diesel (C) Fuel oil (D) Kerosene
Last Answer : (D) Kerosene
Description : . Pick out the wrong statement. (A) Multigrade lubricating oils have high viscosity index (B) Paraffinic oil has very high viscosity index (C) Naphthenic oil has very low viscosity index (D) High viscosity index means a large change in viscosity with change in temperature
Last Answer : (D) High viscosity index means a large change in viscosity with change in temperature
Description : Furfural solvent extraction is used for upgrading (by dissolving aromatics) (A) Naphtha (B) Lubricating oils (C) Wax (D) Cracking feedstock
Last Answer : (B) Lubricating oils
Description : Which of the following is the lightest and most volatile liquid fuel A. diesel B. kerosene C. fuel oil D. gasoline
Last Answer : ANSWER : D
Description : Which of the following is the lightest and most volatile liquid fuel? a. diesel b. kerosene c. gasoline d. fuel oil
Last Answer : ANSWER c. gasoline
Description : Which one is preferred for aircraft engine? (A) High viscosity index lube oil (B) Low viscosity index lube oil (C) High freezing point aviation fuel (D) None of these
Last Answer : (A) High viscosity index lube oil
Description : Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has (A) High pour point and low smoke point (B) Low viscosity index (C) High self-ignition temperature (D) All (A), (B) and (C)
Last Answer : (B) Low viscosity index
Description : Which temperature for a lubricating oil will be lowest ? (A) Flash point (B) Fire point (C) Pour point (D) Boiling
Last Answer : Ans: C
Description : Which of the following has the lowest flash point of all? (A) Diesel (B) Kerosene (C) Petrol
Last Answer : (C) Petrol
Description : Flash point of diesel/kerosene (>50°C) is determined by the (A) Abel apparatus (B) Pensky-Martens apparatus (C) Saybolt chromometer (D) None of these
Last Answer : (A) Abel apparatus
Description : Which of the following has the highest flash point of all? (A) Diesel (B) Kerosene (C) Petrol (D) Furnace oi
Last Answer : (D) Furnace oil
Description : Presence of aromatics in (A) Diesel increases its cetane number (B) Kerosene increases its smoke point (C) Petrol increases its octane number (D) All (A), (B) and (C)
Last Answer : (C) Petrol increases its octane number
Description : Aniline point is a property of the (A) Diesel (B) LPG (C) Naphtha (D) Gasoline
Last Answer : (C) Naphtha
Description : On the administered price of which of the following articles no subsidy is given? (1) DAP (2) ATF (3) LPG (4) Kerosene oil
Last Answer : (2) ATF Explanation: In India, no subsidy is given to Aviation Turbine Fuel (ATF). Indian Oil Aviation Service is a leading aviation fuel solution provider in India and the most-preferred supplier of ... . Combined with a high base price, fuel now represents 45-55% of a carrier's operating costs.
Description : Which one of the following has highest calorific value? a) kerosene b)biogas c)LPG d)petrol
Description : On the administered price of which of the following articles no subsidy is given ? (1) DAP (2) ATF (3) LPG (4) Kerosene oil
Last Answer : ATF
Description : Coast Guard Regulations (46 CFR) require that the emergency diesel generator engine shut down when _____________. A. lubricating oil pressure is lost B. the engine overspeeds dangerously C. fixed CO2 is released into the emergency diesel generator space D. all of the above
Last Answer : Answer: D
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 : Petroleum liquid fuels having flash point greater than 66°C is considered as safe during storage and handling. Which of the following has flash point > 66°C? (A) Naphtha (B) Petrol (C) Kerosene (D) Heavy fuel oil
Last Answer : (D) Heavy fuel oil
Description : Pick out the wrong statement. (A) LPG is also used as fuel for automobiles & small furnaces and for cutting & welding of metals (B) The minimum temperature, at which a petroleum oil vapor catches ... about 30-50 Nm3 of gas (D) Maximum yield of naphthalene is obtained on distillation of crude oil
Last Answer : (B) The minimum temperature, at which a petroleum oil vapor catches fire and continues to burn, is called its flash point
Description : Which of the following has the lowest viscosity (at a given temperature) of all? (A) Naphtha (B) Kerosene (C) Diesel (D) Lube oil
Last Answer : (A) Naphtha
Description : Which of the following has the maximum °API gravity of all? (A) Diesel (B) Kerosene (C) Petrol (D) Furnace oil
Description : Pyrolysis of kerosene or natural gasoline is done to produce mainly the (A) Olefins and aromatics (B) Lighter paraffins (C) Stabilised gasoline (D) Diesel
Last Answer : (A) Olefins and aromatic
Description : Which of the following is desirable in diesel and kerosene but is undesirable in gasoline? (A) Aromatics (B) Mercaptans (C) Paraffins (D) Naphthenic acid
Last Answer : (A) Aromatics
Description : Which of the following has the minimum °API gravity of all? (A) Diesel (B) Kerosene (C) Petrol (D) Furnace oil
Description : Pick out the wrong statement. (A) Lower boiling paraffins have higher octane number than higher paraffins (B) Dehydrogenation of naphthenes to aromatics is a desirable reaction in reforming ... is dearomatised kerosene (D) Catalyst used in catalytic reforming is platinum on silica-alumina base
Last Answer : (C) The most ideal feedstock for thermal reforming is dearomatised kerosene
Description : Mercaptans are (A) Low boiling sulphur compounds (B) Added in LPG cylinders to detect gas leakage by its smell (C) Undesirable in petrol, as they reduce its octane number (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Liquefied Petroleum Gas (LPG) is mainly a mixture of (A) Propane & butane (B) Methane & ethane (C) High boiling olefins (D) High boiling naphthenes
Last Answer : (A) Propane & butane
Description : Can petrol be used as a replacement for aviation fuel?
Last Answer : Petrol should not be used as a replacement for aviation fuel, as it can cause damage to airplane engines.
Description : What is the difference between petrol and aviation fuel?
Last Answer : Petrol is a lighter fuel used primarily in cars and other vehicles, while aviation fuel is a heavier fuel used in airplanes.
Description : Which purified oil does Aviation fuel for jet aeroplanes consist? -General Knowledge
Last Answer : The answer is 'Kerosene'
Last Answer : answer:
Description : How many gallons of aviation fuel would it take to fly from New Windsor NY to Las Vegas NV?
Last Answer : What is the answer ?
Description : Which purified oil does Aviation fuel for jet aeroplanes consist?
Last Answer : – Kerosene
Last Answer : Kerosene
Description : Most of the centrifugal pumps used in chemical plants are usually __________ driven. (A) Steam (B) Diesel engine (C) Electric motor (D) Gas turbine
Last Answer : (C) Electric motor