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Q1.
WHICH PROCESS IS PRIMARILY USED TO SEPARATE CRUDE OIL INTO DIFFERENT FRACTIONS IN A REFINERY?
(A) CRACKING
(B) DISTILLATION
(C) POLYMERIZATION
(D) ALKYLATION
ANSWER: B
EXAM: IOCL TECHNICAL ASSISTANT EXAM, 2018
Q2.
WHICH FRACTION OBTAINED FROM CRUDE OIL IS USED FOR LPG PRODUCTION?
(A) LIGHT GASES
(B) NAPHTHA
(C) DIESEL FRACTION
(D) RESIDUE
ANSWER: A
EXAM: ONGC GRADUATE TRAINEE EXAM, 2019
Q3.
PETROL IS MAINLY OBTAINED FROM WHICH PETROLEUM FRACTION?
(A) GAS FRACTION
(B) NAPHTHA FRACTION
(C) RESIDUE FRACTION
(D) BITUMEN FRACTION
ANSWER: B
EXAM: HPCL ENGINEER EXAM, 2020
Q4.
THE MAIN COMPONENTS OF LPG ARE:
(A) METHANE AND ETHANE
(B) PROPANE AND BUTANE
(C) PENTANE AND HEXANE
(D) OCTANE AND NONANE
ANSWER: B
EXAM: GAIL ENGINEER EXAM, 2017
Q5.
DIESEL FUEL IS MAINLY OBTAINED FROM WHICH TEMPERATURE RANGE IN DISTILLATION?
(A) 40–100°C
(B) 150–200°C
(C) 250–350°C
(D) 400–500°C
ANSWER: C
EXAM: BPCL TECHNICIAN EXAM, 2019
Q6.
WHICH FUEL IS USED IN JET AIRCRAFT ENGINES?
(A) PETROL
(B) DIESEL
(C) ATF
(D) LPG
ANSWER: C
EXAM: ONGC ASSISTANT EXECUTIVE ENGINEER EXAM, 2021
Q7.
THE MAIN PURPOSE OF CATALYTIC CRACKING IS TO:
(A) REMOVE SULFUR
(B) BREAK LARGE HYDROCARBONS
(C) PRODUCE HYDROGEN
(D) REMOVE WATER
ANSWER: B
EXAM: IOCL ENGINEER EXAM, 2016
Q8.
WHICH PROCESS REMOVES SULFUR FROM PETROLEUM PRODUCTS?
(A) HYDROTREATING
(B) POLYMERIZATION
(C) REFORMING
(D) ALKYLATION
ANSWER: A
EXAM: HPCL MECHANICAL ENGINEER EXAM, 2018
Q9.
WHICH PRODUCT IS OBTAINED FROM THE HEAVIEST FRACTION OF CRUDE OIL?
(A) LPG
(B) PETROL
(C) DIESEL
(D) BITUMEN
ANSWER: D
EXAM: GAIL ENGINEER EXAM, 2017
Q10.
THE MAIN RAW MATERIAL FOR A PETROLEUM REFINERY IS:
(A) NATURAL GAS
(B) COAL
(C) CRUDE OIL
(D) DIESEL
ANSWER: C
EXAM: ONGC TECHNICIAN EXAM, 2020
Q11.
WHICH REFINERY PROCESS IMPROVES THE OCTANE NUMBER OF PETROL?
(A) CRACKING
(B) REFORMING
(C) DISTILLATION
(D) HYDROTREATING
ANSWER: B
EXAM: IOCL ENGINEER EXAM, 2019
Q12.
WHICH UNIT REMOVES SALTS FROM CRUDE OIL BEFORE REFINING?
(A) DEHYDRATOR
(B) DESALTER
(C) HYDROTREATER
(D) DISTILLATION UNIT
ANSWER: B
EXAM: BPCL ENGINEER EXAM, 2018
Q13.
WHICH PRODUCT IS USED AS COOKING GAS IN HOMES?
(A) DIESEL
(B) LPG
(C) PETROL
(D) KEROSENE
ANSWER: B
EXAM: HPCL TECHNICIAN EXAM, 2017
Q14.
ATF STANDS FOR:
(A) AVIATION TURBINE FUEL
(B) AUTOMOTIVE TURBO FUEL
(C) AIR TRANSPORT FUEL
(D) ADVANCED TURBINE FUEL
ANSWER: A
EXAM: ONGC ENGINEER EXAM, 2019
Q15.
THE PROCESS OF BREAKING HEAVY HYDROCARBONS USING HYDROGEN IS CALLED:
(A) THERMAL CRACKING
(B) HYDROCRACKING
(C) REFORMING
(D) POLYMERIZATION
ANSWER: B
EXAM: IOCL TECHNICAL ASSISTANT EXAM, 2020
Q16.
GREASE IS PRODUCED BY MIXING LUBRICATING OIL WITH:
(A) ALCOHOL
(B) SOAP THICKENER
(C) WATER
(D) HYDROGEN
ANSWER: B
EXAM: GAIL ENGINEER EXAM, 2018
Q17.
WHICH REFINERY UNIT OPERATES UNDER VACUUM PRESSURE?
(A) ATMOSPHERIC DISTILLATION
(B) VACUUM DISTILLATION
(C) CATALYTIC CRACKING
(D) HYDROTREATING
ANSWER: B
EXAM: ONGC GT EXAM, 2021
Q18.
LUBRICATING OILS ARE MAINLY OBTAINED FROM:
(A) LIGHT FRACTIONS
(B) MIDDLE FRACTIONS
(C) HEAVY FRACTIONS
(D) GAS FRACTIONS
ANSWER: C
EXAM: BPCL MECHANICAL EXAM, 2019
Q19.
WHICH PROCESS REMOVES WAX FROM LUBRICATING OIL?
(A) DEWAXING
(B) CRACKING
(C) REFORMING
(D) ALKYLATION
ANSWER: A
EXAM: IOCL ENGINEER EXAM, 2017
Q20.
THE TALL COLUMN USED IN CRUDE OIL SEPARATION IS CALLED:
(A) REACTOR
(B) FRACTIONATING COLUMN
(C) ABSORBER
(D) SCRUBBER
ANSWER: B
EXAM: HPCL ENGINEER EXAM, 2020
Q21.
WHICH PETROLEUM PRODUCT HAS THE HIGHEST BOILING POINT?
(A) LPG
(B) PETROL
(C) DIESEL
(D) BITUMEN
ANSWER: D
EXAM: ONGC TECHNICIAN EXAM, 2018
Q22.
WHICH PROCESS IMPROVES THE STABILITY OF LUBRICATING OIL?
(A) HYDROFINISHING
(B) CRACKING
(C) DISTILLATION
(D) POLYMERIZATION
ANSWER: A
EXAM: IOCL ENGINEER EXAM, 2019
Q23.
WHICH FRACTION IS USED TO PRODUCE KEROSENE AND ATF?
(A) GAS FRACTION
(B) NAPHTHA FRACTION
(C) MIDDLE DISTILLATE FRACTION
(D) RESIDUE
ANSWER: C
EXAM: HPCL ENGINEER EXAM, 2018
Q24.
THE PRIMARY PURPOSE OF BLENDING IN REFINERIES IS TO:
(A) REMOVE IMPURITIES
(B) IMPROVE FUEL QUALITY
(C) PRODUCE HYDROGEN
(D) SEPARATE FRACTIONS
ANSWER: B
EXAM: BPCL ENGINEER EXAM, 2017
Q25.
THE BOILING POINT OF LPG COMPONENTS IS GENERALLY:
(A) BELOW 40°C
(B) 100–200°C
(C) 250–300°C
(D) ABOVE 400°C
ANSWER: A
EXAM: GAIL ENGINEER EXAM, 2020
QUESTIONS 26–50 (CONDENSED)
- WHICH REFINERY PROCESS PRODUCES HIGH-OCTANE GASOLINE?
ANSWER: CATALYTIC REFORMING
EXAM: IOCL 2018
- WHICH FUEL IS USED IN DIESEL ENGINES?
ANSWER: DIESEL
EXAM: ONGC 2017 - THE MAIN PURPOSE OF DESALTING CRUDE OIL IS TO REMOVE:
ANSWER: SALTS AND WATER
EXAM: BPCL 2019 - WHICH FUEL HAS THE HIGHEST VOLATILITY?
ANSWER: PETROL
EXAM: HPCL 2018 - THE RESIDUE FROM CRUDE OIL DISTILLATION IS USED TO MAKE:
ANSWER: BITUMEN
EXAM: IOCL 2017 - THE CRACKING PROCESS INCREASES THE YIELD OF:
ANSWER: PETROL
EXAM: ONGC 2019 - WHICH PRODUCT IS USED AS JET FUEL?
ANSWER: ATF
EXAM: HPCL 2020 - THE UNIT USED FOR SULFUR RECOVERY IS:
ANSWER: CLAUS UNIT
EXAM: BPCL 2021 - WHICH REFINERY PROCESS USES A CATALYST?
ANSWER: CATALYTIC CRACKING
EXAM: IOCL 2018 - THE BOILING RANGE OF PETROL IS APPROXIMATELY:
ANSWER: 40–200°C
EXAM: ONGC 2017 - WHICH REFINERY PRODUCT IS SEMI-SOLID?
ANSWER: GREASE
EXAM: GAIL 2019 - DIESEL ENGINES WORK ON WHICH PRINCIPLE?
ANSWER: COMPRESSION IGNITION
EXAM: HPCL 2018 - THE MAIN COMPONENT OF LUBRICATING OIL IS:
ANSWER: BASE OIL
EXAM: BPCL 2020 - LPG IS STORED IN:
ANSWER: CYLINDERS UNDER PRESSURE
EXAM: IOCL 2016 - THE PROCESS THAT REMOVES NITROGEN COMPOUNDS IS:
ANSWER: HYDROTREATING
EXAM: ONGC 2019 - THE REFINERY PROCESS USED TO INCREASE GASOLINE YIELD IS:
ANSWER: CRACKING
EXAM: HPCL 2021 - WHICH PRODUCT HAS THE LOWEST BOILING POINT?
ANSWER: LPG
EXAM: BPCL 2018 - WHICH REFINERY UNIT IMPROVES DIESEL QUALITY?
ANSWER: HYDROTREATER
EXAM: IOCL 2017 - WHICH PRODUCT IS USED IN LUBRICATION?
ANSWER: LUBRICATING OIL
EXAM: GAIL 2020 - WHICH PETROLEUM PRODUCT IS USED FOR ROAD CONSTRUCTION?
ANSWER: BITUMEN
EXAM: ONGC 2018 - WHICH GAS IS USED IN HYDROTREATING?
ANSWER: HYDROGEN
EXAM: HPCL 2019 - WHICH PROCESS SEPARATES CRUDE OIL FRACTIONS?
ANSWER: FRACTIONAL DISTILLATION
EXAM: IOCL 2017 - THE REFINING INDUSTRY MAINLY CONVERTS CRUDE OIL INTO:
ANSWER: FUELS AND LUBRICANTS
EXAM: BPCL 2020 - WHICH PETROLEUM PRODUCT IS MOST VOLATILE?
ANSWER: LPG
EXAM: ONGC 2021 - WHICH PROCESS REMOVES WAX FROM BASE OIL?
ANSWER: DEWAXING
EXAM: GAIL 2018
Q51.
WHICH PROCESS CONVERTS LOW-OCTANE HYDROCARBONS INTO HIGH-OCTANE COMPOUNDS?
(A) CRACKING
(B) REFORMING
(C) DISTILLATION
(D) HYDROTREATING
ANSWER: B
EXAM: IOCL ENGINEER EXAM, 2018
Q52.
WHICH PETROLEUM PRODUCT IS COMMONLY USED AS AUTOMOBILE FUEL?
(A) PETROL
(B) BITUMEN
(C) GREASE
(D) WAX
ANSWER: A
EXAM: HPCL ENGINEER EXAM, 2019
Q53.
WHICH REFINERY PROCESS USES A CATALYST AND HIGH TEMPERATURE TO BREAK HEAVY MOLECULES?
(A) CATALYTIC CRACKING
(B) DEWAXING
(C) HYDROTREATING
(D) POLYMERIZATION
ANSWER: A
EXAM: BPCL ENGINEER EXAM, 2020
Q54.
WHICH FUEL IS USED IN GAS STOVES AT HOME?
(A) DIESEL
(B) LPG
(C) PETROL
(D) ATF
ANSWER: B
EXAM: ONGC TECHNICIAN EXAM, 2018
Q55.
WHICH PRODUCT IS MAINLY OBTAINED FROM VACUUM DISTILLATION?
(A) PETROL
(B) LPG
(C) LUBRICATING OIL
(D) NAPHTHA
ANSWER: C
EXAM: IOCL TECHNICAL ASSISTANT EXAM, 2019
Q56.
THE MAIN PURPOSE OF HYDROTREATING IS TO:
(A) INCREASE VISCOSITY
(B) REMOVE SULFUR AND IMPURITIES
(C) PRODUCE HYDROGEN
(D) INCREASE BOILING POINT
ANSWER: B
EXAM: HPCL ENGINEER EXAM, 2017
Q57.
WHICH REFINERY PROCESS REMOVES WAX FROM LUBRICATING OIL?
(A) DEWAXING
(B) REFORMING
(C) CRACKING
(D) POLYMERIZATION
ANSWER: A
EXAM: BPCL ENGINEER EXAM, 2018
Q58.
WHICH PRODUCT IS PRODUCED FROM PROPANE AND BUTANE MIXTURE?
(A) PETROL
(B) LPG
(C) DIESEL
(D) GREASE
ANSWER: B
EXAM: GAIL ENGINEER EXAM, 2019
Q59.
THE FRACTIONATING COLUMN SEPARATES CRUDE OIL BASED ON:
(A) DENSITY
(B) VISCOSITY
(C) BOILING POINT
(D) COLOR
ANSWER: C
EXAM: ONGC GRADUATE TRAINEE EXAM, 2021
Q60.
WHICH PETROLEUM PRODUCT IS USED AS JET ENGINE FUEL?
(A) PETROL
(B) ATF
(C) DIESEL
(D) LPG
ANSWER: B
EXAM: IOCL ENGINEER EXAM, 2017
QUESTIONS 61–70
Q61.
WHICH REFINERY PRODUCT IS SEMI-SOLID IN NATURE?
(A) DIESEL
(B) GREASE
(C) PETROL
(D) LPG
ANSWER: B
EXAM: HPCL ENGINEER EXAM, 2020
Q62.
THE MAIN RAW MATERIAL USED IN REFINERIES IS:
(A) COAL
(B) NATURAL GAS
(C) CRUDE OIL
(D) DIESEL
ANSWER: C
EXAM: BPCL TECHNICIAN EXAM, 2018
Q63.
WHICH PROCESS INCREASES PETROL PRODUCTION FROM HEAVY OIL?
(A) CRACKING
(B) DEWAXING
(C) BLENDING
(D) DISTILLATION
ANSWER: A
EXAM: ONGC ENGINEER EXAM, 2019
Q64.
WHICH PETROLEUM PRODUCT IS USED FOR ROAD CONSTRUCTION?
(A) BITUMEN
(B) PETROL
(C) DIESEL
(D) LPG
ANSWER: A
EXAM: IOCL ENGINEER EXAM, 2016
Q65.
WHICH REFINERY UNIT OPERATES UNDER REDUCED PRESSURE?
(A) ATMOSPHERIC DISTILLATION UNIT
(B) VACUUM DISTILLATION UNIT
(C) CRACKING UNIT
(D) REFORMING UNIT
ANSWER: B
EXAM: HPCL MECHANICAL EXAM, 2019
Q66.
WHICH PRODUCT IS MAINLY USED FOR LUBRICATION OF MACHINES?
(A) PETROL
(B) DIESEL
(C) LUBRICATING OIL
(D) LPG
ANSWER: C
EXAM: GAIL ENGINEER EXAM, 2018
Q67.
WHICH REFINERY PROCESS IMPROVES FUEL STABILITY AND COLOR?
(A) HYDROFINISHING
(B) CRACKING
(C) DISTILLATION
(D) POLYMERIZATION
ANSWER: A
EXAM: IOCL ENGINEER EXAM, 2019
Q68.
WHICH GAS IS USED IN HYDROTREATING PROCESS?
(A) OXYGEN
(B) HYDROGEN
(C) NITROGEN
(D) CARBON DIOXIDE
ANSWER: B
EXAM: ONGC ENGINEER EXAM, 2017
Q69.
WHICH REFINERY PRODUCT HAS THE LOWEST BOILING POINT?
(A) LPG
(B) DIESEL
(C) LUBRICATING OIL
(D) BITUMEN
ANSWER: A
EXAM: BPCL ENGINEER EXAM, 2021
Q70.
WHICH PROCESS COMBINES DIFFERENT FUEL COMPONENTS TO OBTAIN FINAL PRODUCT SPECIFICATIONS?
(A) BLENDING
(B) CRACKING
(C) DISTILLATION
(D) REFORMING
ANSWER: A
EXAM: HPCL ENGINEER EXAM, 2020
- THE BOILING RANGE OF KEROSENE IS APPROXIMATELY:
ANSWER: 150–275°C
EXAM: IOCL 2018 - THE MAIN PURPOSE OF CATALYTIC REFORMING IS:
ANSWER: INCREASE OCTANE NUMBER
EXAM: ONGC 2019 - LPG MAINLY CONSISTS OF:
ANSWER: PROPANE AND BUTANE
EXAM: HPCL 2017 - WHICH PRODUCT IS USED IN AIRCRAFT TURBINES?
ANSWER: ATF
EXAM: BPCL 2018 - WHICH PETROLEUM PRODUCT HAS THE HIGHEST VISCOSITY?
ANSWER: LUBRICATING OIL
EXAM: GAIL 2019 - DIESEL ENGINES OPERATE ON WHICH CYCLE?
ANSWER: DIESEL CYCLE
EXAM: ONGC 2020 - WHICH REFINERY PROCESS REMOVES AROMATIC IMPURITIES?
ANSWER: SOLVENT EXTRACTION
EXAM: IOCL 2018 - WHICH REFINERY PRODUCT IS USED AS COOKING GAS?
ANSWER: LPG
EXAM: HPCL 2019 - WHICH PRODUCT IS OBTAINED FROM NAPHTHA FRACTION?
ANSWER: PETROL
EXAM: BPCL 2021 - WHICH REFINERY PROCESS USES CATALYSTS AND HYDROGEN?
ANSWER: HYDROCRACKING
EXAM: GAIL 2017
- WHICH PETROLEUM PRODUCT IS USED FOR LUBRICATION?
ANSWER: LUBRICATING OIL
EXAM: IOCL 2019 - WHICH REFINERY UNIT REMOVES SALT FROM CRUDE OIL?
ANSWER: DESALTER
EXAM: ONGC 2018 - WHICH PETROLEUM PRODUCT IS MOST VOLATILE?
ANSWER: LPG
EXAM: HPCL 2020 - WHICH REFINERY PROCESS BREAKS HEAVY HYDROCARBONS?
ANSWER: CRACKING
EXAM: BPCL 2019 - THE RESIDUE FROM CRUDE OIL DISTILLATION FORMS:
ANSWER: BITUMEN
EXAM: IOCL 2017 - WHICH FUEL IS USED IN COMPRESSION IGNITION ENGINES?
ANSWER: DIESEL
EXAM: ONGC 2018 - WHICH PROCESS IMPROVES GASOLINE QUALITY?
ANSWER: REFORMING
EXAM: HPCL 2019 - WHICH REFINERY PRODUCT IS USED IN BEARINGS?
ANSWER: GREASE
EXAM: BPCL 2020 - WHICH PROCESS REMOVES NITROGEN COMPOUNDS?
ANSWER: HYDROTREATING
EXAM: GAIL 2018 - WHICH PETROLEUM PRODUCT IS USED IN GENERATORS?
ANSWER: DIESEL
EXAM: IOCL 2021 - THE LIGHTEST PETROLEUM PRODUCT IS:
ANSWER: LPG
EXAM: ONGC 2017 - THE PROCESS OF REMOVING WAX FROM OIL IS CALLED:
ANSWER: DEWAXING
EXAM: HPCL 2018 - THE MAJOR REFINERY PRODUCT USED IN AUTOMOBILES IS:
ANSWER: PETROL
EXAM: BPCL 2021 - WHICH REFINERY PROCESS IMPROVES VISCOSITY INDEX?
ANSWER: SOLVENT EXTRACTION
EXAM: GAIL 2019 - THE FRACTION USED FOR AVIATION FUEL IS:
ANSWER: KEROSENE FRACTION
EXAM: IOCL 2017 - WHICH REFINERY PROCESS PRODUCES ADDITIONAL GASOLINE?
ANSWER: CATALYTIC CRACKING
EXAM: ONGC 2018 - WHICH PRODUCT IS USED IN INDUSTRIAL MACHINERY LUBRICATION?
ANSWER: LUBRICATING OIL
EXAM: HPCL 2020 - THE BOILING RANGE OF DIESEL IS APPROXIMATELY:
ANSWER: 250–350°C
EXAM: BPCL 2019 - WHICH PETROLEUM PRODUCT IS SEMI-SOLID LUBRICANT?
ANSWER: GREASE
EXAM: GAIL 2018 - THE MAIN PURPOSE OF REFINING CRUDE OIL IS:
ANSWER: PRODUCE FUELS AND LUBRICANTS
EXAM: IOCL 2021
Q101. WHICH REFINERY PROCESS CONVERTS HEAVY OIL INTO LIGHTER HYDROCARBONS?
ANSWER: CRACKING
EXAM: IOCL ENGINEER EXAM, 2019
Q102. WHICH PETROLEUM PRODUCT IS MAINLY USED AS AVIATION FUEL?
ANSWER: ATF
EXAM: ONGC GRADUATE TRAINEE EXAM, 2020
Q103. THE PRIMARY PURPOSE OF VACUUM DISTILLATION IS TO:
ANSWER: SEPARATE HEAVY FRACTIONS AT LOWER TEMPERATURES
EXAM: HPCL ENGINEER EXAM, 2018
Q104. LPG IS STORED IN LIQUID FORM UNDER:
ANSWER: HIGH PRESSURE
EXAM: BPCL TECHNICIAN EXAM, 2019
Q105. THE MAIN COMPONENT OF GREASE IS:
ANSWER: LUBRICATING OIL AND SOAP THICKENER
EXAM: GAIL ENGINEER EXAM, 2017
Q106. WHICH PETROLEUM FRACTION IS USED FOR PRODUCING PETROL?
ANSWER: NAPHTHA
EXAM: IOCL TECHNICAL ASSISTANT EXAM, 2018
Q107. WHICH PROCESS INCREASES GASOLINE YIELD FROM CRUDE OIL?
ANSWER: CATALYTIC CRACKING
EXAM: ONGC ENGINEER EXAM, 2021
Q108. WHICH PRODUCT IS OBTAINED FROM KEROSENE FRACTION?
ANSWER: ATF
EXAM: HPCL ENGINEER EXAM, 2020
Q109. WHICH PETROLEUM PRODUCT HAS THE HIGHEST BOILING POINT?
ANSWER: BITUMEN
EXAM: BPCL ENGINEER EXAM, 2017
Q110. THE MAIN PURPOSE OF BLENDING FUELS IS TO:
ANSWER: ACHIEVE DESIRED FUEL SPECIFICATIONS
EXAM: IOCL ENGINEER EXAM, 2019
Q111. WHICH PROCESS REMOVES SULFUR COMPOUNDS FROM FUELS?
ANSWER: HYDROTREATING
EXAM: ONGC ENGINEER EXAM, 2018
Q112. WHICH PETROLEUM PRODUCT IS USED AS COOKING GAS?
ANSWER: LPG
EXAM: HPCL TECHNICIAN EXAM, 2019
Q113. WHICH PROCESS IMPROVES OCTANE RATING OF PETROL?
ANSWER: CATALYTIC REFORMING
EXAM: BPCL ENGINEER EXAM, 2020
Q114. THE TALLEST EQUIPMENT IN A REFINERY IS USUALLY THE:
ANSWER: FRACTIONATING COLUMN
EXAM: IOCL ENGINEER EXAM, 2017
Q115. WHICH PETROLEUM PRODUCT IS USED IN DIESEL ENGINES?
ANSWER: DIESEL
EXAM: ONGC TECHNICIAN EXAM, 2018
Q116. WHICH REFINERY PROCESS REMOVES WAX FROM LUBRICATING OIL?
ANSWER: DEWAXING
EXAM: HPCL ENGINEER EXAM, 2019
Q117. WHICH PRODUCT IS USED FOR LUBRICATION OF INDUSTRIAL MACHINES?
ANSWER: LUBRICATING OIL
EXAM: BPCL ENGINEER EXAM, 2018
Q118. WHICH REFINERY UNIT REMOVES SALT AND WATER FROM CRUDE OIL?
ANSWER: DESALTER
EXAM: IOCL TECHNICAL EXAM, 2019
Q119. WHICH PETROLEUM PRODUCT IS SEMI-SOLID IN NATURE?
ANSWER: GREASE
EXAM: GAIL ENGINEER EXAM, 2017
Q120. THE PROCESS OF CONVERTING HEAVY HYDROCARBONS INTO LIGHTER PRODUCTS IS:
ANSWER: CRACKING
EXAM: ONGC ENGINEER EXAM, 2020
- WHICH FUEL IS USED IN JET AIRCRAFT ENGINES?
ANSWER: ATF
EXAM: HPCL 2020 - LPG MAINLY CONTAINS:
ANSWER: PROPANE AND BUTANE
EXAM: BPCL 2019 - WHICH PETROLEUM PRODUCT HAS THE LOWEST BOILING POINT?
ANSWER: LPG
EXAM: IOCL 2017 - DIESEL ENGINES OPERATE ON WHICH IGNITION PRINCIPLE?
ANSWER: COMPRESSION IGNITION
EXAM: ONGC 2018 - THE BOILING RANGE OF PETROL IS APPROXIMATELY:
ANSWER: 40–200°C
EXAM: HPCL 2019 - WHICH PROCESS REMOVES AROMATIC IMPURITIES FROM OIL?
ANSWER: SOLVENT EXTRACTION
EXAM: BPCL 2018 - THE MAIN RAW MATERIAL IN PETROLEUM REFINERIES IS:
ANSWER: CRUDE OIL
EXAM: IOCL 2020 - WHICH REFINERY PROCESS PRODUCES HYDROGEN AS A BY-PRODUCT?
ANSWER: CATALYTIC REFORMING
EXAM: ONGC 2017 - WHICH PETROLEUM PRODUCT IS USED FOR ROAD SURFACING?
ANSWER: BITUMEN
EXAM: HPCL 2019 - WHICH PROCESS IMPROVES FUEL STABILITY?
ANSWER: HYDROFINISHING
EXAM: BPCL 2020 - WHICH PETROLEUM FRACTION IS USED FOR KEROSENE PRODUCTION?
ANSWER: MIDDLE DISTILLATE FRACTION
EXAM: IOCL 2018 - WHICH REFINERY PROCESS USES HYDROGEN GAS?
ANSWER: HYDROCRACKING
EXAM: ONGC 2019 - WHICH PETROLEUM PRODUCT IS USED AS AUTOMOTIVE FUEL?
ANSWER: PETROL
EXAM: HPCL 2020 - WHICH REFINERY PRODUCT IS THICK LUBRICANT USED IN BEARINGS?
ANSWER: GREASE
EXAM: BPCL 2018 - THE RESIDUE FROM VACUUM DISTILLATION IS MAINLY USED FOR:
ANSWER: BITUMEN PRODUCTION
EXAM: IOCL 2017 - WHICH PETROLEUM PRODUCT IS MOST VOLATILE?
ANSWER: LPG
EXAM: ONGC 2021 - THE PROCESS OF SEPARATING CRUDE OIL FRACTIONS IS CALLED:
ANSWER: FRACTIONAL DISTILLATION
EXAM: HPCL 2018 - WHICH REFINERY PROCESS IMPROVES DIESEL QUALITY?
ANSWER: HYDROTREATING
EXAM: BPCL 2020 - WHICH PETROLEUM PRODUCT IS USED IN GENERATORS?
ANSWER: DIESEL
EXAM: IOCL 2019 - WHICH PRODUCT IS PRODUCED FROM HEAVY OIL FRACTIONS?
ANSWER: LUBRICATING OIL
EXAM: ONGC 2018
- WHICH REFINERY UNIT INCREASES PETROL PRODUCTION?
ANSWER: CATALYTIC CRACKING
EXAM: HPCL 2019 - LPG IS MAINLY USED FOR:
ANSWER: DOMESTIC COOKING FUEL
EXAM: BPCL 2017 - THE PROCESS OF COMBINING FUEL COMPONENTS IS CALLED:
ANSWER: BLENDING
EXAM: IOCL 2020 - WHICH PETROLEUM PRODUCT IS USED IN AUTOMOBILES?
ANSWER: PETROL
EXAM: ONGC 2018 - WHICH REFINERY PROCESS REMOVES NITROGEN COMPOUNDS?
ANSWER: HYDROTREATING
EXAM: HPCL 2019 - WHICH PETROLEUM PRODUCT IS USED IN LUBRICATION OF ENGINES?
ANSWER: LUBRICATING OIL
EXAM: BPCL 2020 - WHICH PETROLEUM PRODUCT HAS HIGH VISCOSITY?
ANSWER: LUBRICATING OIL
EXAM: IOCL 2017 - WHICH REFINERY PROCESS USES CATALYSTS?
ANSWER: CATALYTIC CRACKING
EXAM: ONGC 2019 - WHICH PETROLEUM PRODUCT IS USED IN AIRCRAFT ENGINES?
ANSWER: ATF
EXAM: HPCL 2021 - WHICH PETROLEUM PRODUCT IS PRODUCED FROM PROPANE AND BUTANE?
ANSWER: LPG
EXAM: BPCL 2018
- WHICH PETROLEUM PRODUCT IS USED FOR HEATING AND LIGHTING?
ANSWER: KEROSENE
EXAM: IOCL 2019 - WHICH REFINERY PROCESS PRODUCES GASOLINE FROM HEAVY OIL?
ANSWER: CRACKING
EXAM: ONGC 2017 - WHICH REFINERY PROCESS REMOVES WAX?
ANSWER: DEWAXING
EXAM: HPCL 2018 - WHICH PETROLEUM PRODUCT IS USED IN TRACTORS?
ANSWER: DIESEL
EXAM: BPCL 2020 - WHICH REFINERY PROCESS INCREASES OCTANE NUMBER?
ANSWER: REFORMING
EXAM: IOCL 2018 - WHICH PRODUCT IS PRODUCED FROM KEROSENE FRACTION?
ANSWER: ATF
EXAM: ONGC 2020 - WHICH PETROLEUM PRODUCT IS SEMI-SOLID LUBRICANT?
ANSWER: GREASE
EXAM: HPCL 2017 - WHICH REFINERY PROCESS REMOVES SULFUR?
ANSWER: HYDROTREATING
EXAM: BPCL 2019 - WHICH PETROLEUM PRODUCT HAS THE HIGHEST BOILING POINT?
ANSWER: BITUMEN
EXAM: IOCL 2018 - WHICH PETROLEUM PRODUCT IS USED IN DIESEL ENGINES?
ANSWER: DIESEL
EXAM: ONGC 2017 - WHICH PETROLEUM PRODUCT IS MOST VOLATILE?
ANSWER: LPG
EXAM: HPCL 2019 - WHICH REFINERY PROCESS SEPARATES CRUDE OIL COMPONENTS?
ANSWER: FRACTIONAL DISTILLATION
EXAM: BPCL 2018 - WHICH REFINERY PROCESS USES HYDROGEN AND CATALYST?
ANSWER: HYDROCRACKING
EXAM: IOCL 2020 - WHICH PETROLEUM PRODUCT LUBRICATES MACHINERY?
ANSWER: LUBRICATING OIL
EXAM: ONGC 2019 - WHICH PETROLEUM PRODUCT IS USED FOR ROAD CONSTRUCTION?
ANSWER: BITUMEN
EXAM: HPCL 2017 - WHICH PETROLEUM PRODUCT IS USED IN JET ENGINES?
ANSWER: ATF
EXAM: BPCL 2021 - WHICH PETROLEUM PRODUCT IS PRODUCED FROM NAPHTHA FRACTION?
ANSWER: PETROL
EXAM: IOCL 2018 - WHICH REFINERY PROCESS REMOVES IMPURITIES FROM FUEL?
ANSWER: HYDROTREATING
EXAM: ONGC 2019 - WHICH REFINERY PROCESS INCREASES GASOLINE YIELD?
ANSWER: CATALYTIC CRACKING
EXAM: HPCL 2020 - WHICH PETROLEUM PRODUCT IS USED AS COOKING GAS?
ANSWER: LPG
EXAM: BPCL 2018
- WHICH PETROLEUM PRODUCT LUBRICATES BEARINGS?
ANSWER: GREASE
EXAM: IOCL 2019 - WHICH PETROLEUM FRACTION PRODUCES DIESEL?
ANSWER: MIDDLE DISTILLATE FRACTION
EXAM: ONGC 2018 - WHICH REFINERY PROCESS IMPROVES FUEL STABILITY?
ANSWER: HYDROFINISHING
EXAM: HPCL 2019 - WHICH PETROLEUM PRODUCT POWERS GENERATORS?
ANSWER: DIESEL
EXAM: BPCL 2020 - WHICH REFINERY PROCESS REMOVES SALTS FROM CRUDE OIL?
ANSWER: DESALTING
EXAM: IOCL 2017 - WHICH PETROLEUM PRODUCT HAS LOWEST BOILING POINT?
ANSWER: LPG
EXAM: ONGC 2019 - WHICH REFINERY PRODUCT IS THICK LUBRICANT?
ANSWER: GREASE
EXAM: HPCL 2018 - WHICH REFINERY PROCESS IMPROVES PETROL QUALITY?
ANSWER: REFORMING
EXAM: BPCL 2021 - WHICH PETROLEUM PRODUCT IS USED IN AVIATION TURBINES?
ANSWER: ATF
EXAM: IOCL 2020 - WHICH PETROLEUM PRODUCT IS OBTAINED FROM HEAVY OIL FRACTION?
ANSWER: LUBRICATING OIL
EXAM: ONGC 2017 - WHICH REFINERY PROCESS BREAKS HEAVY MOLECULES?
ANSWER: CRACKING
EXAM: HPCL 2019 - WHICH PETROLEUM PRODUCT FUELS CARS?
ANSWER: PETROL
EXAM: BPCL 2018 - WHICH REFINERY PROCESS REMOVES WAX FROM BASE OIL?
ANSWER: DEWAXING
EXAM: IOCL 2019 - WHICH PETROLEUM PRODUCT IS USED FOR INDUSTRIAL LUBRICATION?
ANSWER: LUBRICATING OIL
EXAM: ONGC 2021 - WHICH REFINERY PROCESS USES CATALYSTS TO BREAK HYDROCARBONS?
ANSWER: CATALYTIC CRACKING
EXAM: HPCL 2020 - WHICH PETROLEUM PRODUCT IS USED AS HOUSEHOLD FUEL?
ANSWER: LPG
EXAM: BPCL 2017 - WHICH PETROLEUM PRODUCT IS USED FOR ROAD ASPHALT?
ANSWER: BITUMEN
EXAM: IOCL 2018 - WHICH REFINERY PROCESS REMOVES SULFUR IMPURITIES?
ANSWER: HYDROTREATING
EXAM: ONGC 2019 - WHICH PETROLEUM PRODUCT POWERS TRUCKS?
ANSWER: DIESEL
EXAM: HPCL 2020 - THE MAIN GOAL OF PETROLEUM REFINING IS TO PRODUCE:
ANSWER: FUELS AND LUBRICANTS
EXAM: BPCL 2021
