The fuel that is used in modern submarines is – (1) Nuclear fuel (2) Petrol (3) Coal (4) Diesel

The fuel that is used in modern submarines is – (1) Nuclear fuel (2) Petrol (3) Coal (4) Diesel
by

1 Answer

Answer :

(1) Nuclear fuel Explanation: Nuclear power is now used in all large submarines, but due to the high cost and large size of nuclear reactors, smaller submarines still use diesel-electric propulsion. The ratio of larger to smaller submarines depends on strategic needs. The US Navy, drench Navy, and the British Royal Navy operate only nuclear submarines.
by
selected

Related questions

The fuel that is used in modern submarines is (1) Nuclear fuel (2) Petrol (3) Coal (4) Diesel

Description : The fuel that is used in modern submarines is (1) Nuclear fuel (2) Petrol (3) Coal (4) Diesel

Last Answer : Nuclear fuel

Submarines move under water. They have engines that run on (1) Petrol and oxygen (2) Diesel (3) Batteries (4) Steam

Description : Submarines move under water. They have engines that run on (1) Petrol and oxygen (2) Diesel (3) Batteries (4) Steam

Last Answer : Diesel

In a nuclear reactor, one of the following is used as a fuel. (1) Coal (2) Uranium (3) Radium (4) Diesel

Description : In a nuclear reactor, one of the following is used as a fuel. (1) Coal (2) Uranium (3) Radium (4) Diesel

Last Answer : (2) Uranium Explanation: Many contemporary uses of uranium exploit its unique nuclear properties. Uranium-235 has the distinction of being the only naturally occurring fissile isotope. Uranium-238 is ... uranium-233, can be produced from natural thorium and is also important in nuclear technology.

In a nuclear reactor, one of the following is used as a fuel. (1) Coal (2) Uranium (3) Radium (4) Diesel

Description : In a nuclear reactor, one of the following is used as a fuel. (1) Coal (2) Uranium (3) Radium (4) Diesel

Last Answer : Uranium

The fuel used in an atomic reactor is – (1) Coal (2) Petrol (3) Combustable gases (4) Uranium

Description : The fuel used in an atomic reactor is – (1) Coal (2) Petrol (3) Combustable gases (4) Uranium

Last Answer : (4) Uranium Explanation: A nuclear reactor is a device to initiate and control a sustained nuclear chain reaction. Most commonly they are used for generating electricity and for the propulsion of ships ... . Some produce isotopes for medical and industrial use, and some are run only for research.

The fuel used in an atomic reactor is (1) Coal (2) Petrol (3) Combustable gases (4) Uranium

Description : The fuel used in an atomic reactor is (1) Coal (2) Petrol (3) Combustable gases (4) Uranium

Last Answer : Uranium

Can petrol be used as a replacement for diesel fuel?

Description : Can petrol be used as a replacement for diesel fuel?

Last Answer : Petrol should not be used as a replacement for diesel fuel, as it can cause damage to diesel engines.

What is the difference between petrol and diesel fuel?

Description : What is the difference between petrol and diesel fuel?

Last Answer : Petrol is a lighter, more volatile fuel than diesel fuel, which is a heavier, more viscous fuel.

What is the quality rating for diesel fuel, similar to the octane number for petrol?

Description : What is the quality rating for diesel fuel, similar to the octane number for petrol?

Last Answer : Catane number

The specific fuel consumption of a petrol engine compared to diesel engine of same H.P is A. same B.more C. less D. unpredictable

Description : The specific fuel consumption of a petrol engine compared to diesel engine of same H.P is A. same B.more C. less D. unpredictable

Last Answer : ANSWER : B

A fuel of cetane number 40 has the same ignition quality as a mixture of a) 40% cetane and 60% alpha methyl naphthalene b) 40% alpha methyl naphthalene and 60% cetane c) 40% petrol and 60% diesel d) 40% diesel and 60% petrol

Description : A fuel of cetane number 40 has the same ignition quality as a mixture of a) 40% cetane and 60% alpha methyl naphthalene b) 40% alpha methyl naphthalene and 60% cetane c) 40% petrol and 60% diesel d) 40% diesel and 60% petrol

Last Answer : Answer: a Explanation: A fuel of cetane number 40 has the same ignition quality as a mixture of 40% cetane and 60% alpha methyl naphthalene as cetane number is counted on cetane percentage.

A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of a) 75% iso-octane and 25% normal heptane b) 75% normal heptane and 25% iso-octane c) 75% petrol and 25% diesel d) 75% diesel and 25% petrol

Description : A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of a) 75% iso-octane and 25% normal heptane b) 75% normal heptane and 25% iso-octane c) 75% petrol and 25% diesel d) 75% diesel and 25% petrol

Last Answer : Answer: a Explanation: None.

The self-ignition temperature of diesel oil compared to petrol is a. higher b. lower c. same d. depends on the quality of fuel

Description : The self-ignition temperature of diesel oil compared to petrol is a. higher b. lower c. same d. depends on the quality of fuel

Last Answer : ANSWER a. higher

Which of the following has the highest viscosity of all (at a given temperature)? (A) Naphtha (B) Fuel oil (C) Light diesel oil (D) Petrol

Description : Which of the following has the highest viscosity of all (at a given temperature)? (A) Naphtha (B) Fuel oil (C) Light diesel oil (D) Petrol

Last Answer : (B) Fuel oil

Which of the following contains maximum sulphur? (A) Diesel (B) Petrol (C) Kerosene (D) Fuel oil

Description : Which of the following contains maximum sulphur? (A) Diesel (B) Petrol (C) Kerosene (D) Fuel oil

Last Answer : (D) Fuel oil

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

Steps taken by the Government of India to control air pollution include (a) compulsory PUC (Pollution under control) certification of petrol driven vehicles which tests for carbon monoxide and hydrocarbons (b) permission to use only pure diesel with a maximum of 500 ppm sulphur as fuel for vehicles (c) use of non-polluting compressed natural gas (CNG) only as fuel by all buses and trucks (d) compulsory mixing of 20% ethyl alcohol with petrol and 20% biodiesel with diesel.

Description : Steps taken by the Government of India to control air pollution include (a) compulsory PUC (Pollution under control) certification of petrol driven vehicles which tests for carbon monoxide and ... trucks (d) compulsory mixing of 20% ethyl alcohol with petrol and 20% biodiesel with diesel.

Last Answer : (a) compulsory PUC (Pollution under control) certification of petrol driven vehicles which tests for carbon monoxide and hydrocarbons

__________ is used as jet engine fuel. (A) Petrol (B) Diesel(C) Kerosene(D) LPG

Description : __________ is used as jet engine fuel. (A) Petrol (B) Diesel (C) Kerosene (D) LPG

Last Answer : (C) Kerosene

Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines? (A) Air filter (B) Fuel injector (C) Exhaust silencer (D) Battery

Description : Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines? (A) Air filter (B) Fuel injector (C) Exhaust silencer (D) Battery

Last Answer : Option B

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 : 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.

Which among the following has the highest flue gas loss on combustion due to Hydrogen in the fuel? a) natural gas b) furnace oil c) coal d) light diesel oil

Description : Which among the following has the highest flue gas loss on combustion due to Hydrogen in the fuel? a) natural gas b) furnace oil c) coal d) light diesel oil

Last Answer : a) natural gas

Which among them is cleaner fuel –coal , LPG, Diesel , kerosene ? a) coal b)LPG c)diesel d)kerosene

Description : Which among them is cleaner fuel –coal , LPG, Diesel , kerosene ? a) coal b)LPG c)diesel d)kerosene

Last Answer : b)LPG

The electric power generation cost in nuclear power plant is less than that in a coal based thermal power plant, mainly because the (A) Fuel cost per unit power generated is less (B) Thermal efficiency of the former is higher (C) Maintenance cost of the former is less (D) None of these

Description : The electric power generation cost in nuclear power plant is less than that in a coal based thermal power plant, mainly because the (A) Fuel cost per unit power generated is less (B) Thermal efficiency of the former is higher (C) Maintenance cost of the former is less (D) None of these

Last Answer : (A) Fuel cost per unit power generated is less

Total primary energy consumption of fuel in the world is lead by a) Coal b) Nuclear c) Hydro d) Oil

Description : Total primary energy consumption of fuel in the world is lead by a) Coal b) Nuclear c) Hydro d) Oil

Last Answer : coal

71. Total primary energy consumption of fuel in the world is lead by a) Coal b) Nuclear c) Hydro d) Oil

Description : 71. Total primary energy consumption of fuel in the world is lead by a) Coal b) Nuclear c) Hydro d) Oil

Last Answer : coal

What is the difference between petrol and diesel?

Description : What is the difference between petrol and diesel?

Last Answer : Petrol is a lighter, more volatile fuel than diesel, and is designed for use in petrol engines. Diesel is a heavier, less volatile fuel that's designed for use in diesel engines.

Can you mix petrol and diesel?

Description : Can you mix petrol and diesel?

Last Answer : It's not recommended to mix petrol and diesel, as they have different properties and can cause damage to the engine.

What is the difference between petrol and diesel?

Description : What is the difference between petrol and diesel?

Last Answer : Petrol is a lighter, more volatile fuel that's used in spark-ignition engines, while diesel is a heavier, less volatile fuel that's used in compression-ignition engines.

Why diesel and petrol price are different?

Description : Why diesel and petrol price are different?

Last Answer : Once upon a time, diesel was an undesirable by-product of gasoline refining. I believe it was Mr.Cumings (Cumings Engines) who developed the current form of diesel engine in common use, to take ... that keeps price down, or that the government subsidizes diesel to keep the cost of goods down?

Why are the prices of petrol and diesel rising in India? -General Knowledge

Description : Why are the prices of petrol and diesel rising in India? -General Knowledge

Last Answer : As quoted by the Union Petroleum and Natural Gas and Steel Minister Dharmendra Pradhan, "The international market has reduced fuel production and manufacturing countries are producing less fuel to gain more ... has been hit and reduced/diverted very badly which is showing it's adverse effects now.

What is the difference between petrol , diesel and kerosene ?

Description : What is the difference between petrol , diesel and kerosene ?

Last Answer : Petrol , diesel and kerosene are both hydrocarbons. However , they differ depending on the number of carbons . degree c they are diesel. Their carbon number is up to 17-20 . And the part whose boiling point is 121-170 degree c they are kerosene. Their carbon number is up to 11-16 .

What will happen if we put petrol gas in a diesel car?

Description : What will happen if we put petrol gas in a diesel car?

Last Answer : No, you can not. The car was not designed for petrol. If you happen to put this in your tank or a gas station adds petrol to your diesel motor it can destroy your engine. If petrol gas has been put ... at all. You can basically destroy your engine if you add the wrong gas and try to drive the car.

Supercharging is essential in A. aircraft engines B. petrol engines C. gas turbines D. diesel engines

Description : Supercharging is essential in A. aircraft engines B. petrol engines C. gas turbines D. diesel engines

Last Answer : ANSWER : A

A diesel engine compared to petrol engine, running at full load is A. less efficient B. equally efficient C. more efficient D. other factors will decide it

Description : A diesel engine compared to petrol engine, running at full load is A. less efficient B. equally efficient C. more efficient D. other factors will decide it

Last Answer : ANSWER : C

Diesel as compared to petrol is a. more difficult to ignite b. less difficult to ignite c. highly ignitable d. just about the same difficult to ignite

Description : Diesel as compared to petrol is a. more difficult to ignite b. less difficult to ignite c. highly ignitable d. just about the same difficult to ignite

Last Answer : ANSWER a. more difficult to ignite

If diesel is used in a petrol engine a. engine will not run b. engine detonates c. engine gives smoke d. engine knocks

Description : If diesel is used in a petrol engine a. engine will not run b. engine detonates c. engine gives smoke d. engine knocks

Last Answer : ANSWER a. engine will not run

For low load operation more economical engine is a. petrol engine b. diesel engine c. muticylinder engine d. two stroke engine

Description : For low load operation more economical engine is a. petrol engine b. diesel engine c. muticylinder engine d. two stroke engine

Last Answer : ANSWER b. diesel engine

If petrol is used in a diesel engine a. higher knocking will occur b. efficiency will be low c. low power will be obtained d. black smoke will be produced

Description : If petrol is used in a diesel engine a. higher knocking will occur b. efficiency will be low c. low power will be obtained d. black smoke will be produced

Last Answer : ANSWER a. higher knocking will occur

Which of the following is not an internal combustion engine? a. petrol engine b. steam turbine c. diesel engine d. gas turbine

Description : Which of the following is not an internal combustion engine? a. petrol engine b. steam turbine c. diesel engine d. gas turbine

Last Answer : ANSWER b. steam turbine

A spark plug is used in a. petrol engine b. diesel engine c. gas engine d. steam engine

Description : A spark plug is used in a. petrol engine b. diesel engine c. gas engine d. steam engine

Last Answer : ANSWER a. petrol engine

The self-ignition temperature of diesel as compared to petrol is a. higher b. lower c. same d. varies

Description : The self-ignition temperature of diesel as compared to petrol is a. higher b. lower c. same d. varies

Last Answer : ANSWER a. higher

Gasoline is 1. Same as diesel oil 2. Same as petrol 3. Obtained from natural gas 4. Obtained from crude oil The correct answers are: (a) 1 and 3 (b) 2 and 4 (c) 3 and 4 (d) 1 and 4

Description : Gasoline is 1. Same as diesel oil 2. Same as petrol 3. Obtained from natural gas 4. Obtained from crude oil The correct answers are: (a) 1 and 3 (b) 2 and 4 (c) 3 and 4 (d) 1 and 4

Last Answer : Ans:(b)

The 'four stroke petrol engine' is based on – (1) Carnot-cycle (2) Otto-cycle (3) Diesel-cycle (4) Boyle's-cycle

Description : The 'four stroke petrol engine' is based on – (1) Carnot-cycle (2) Otto-cycle (3) Diesel-cycle (4) Boyle's-cycle

Last Answer : (2) Otto-cycle Explanation: A four-stroke engine (also known as four-cycle) is an internal combustion n engine in which the piston completes four separate strokes—intake, compression, power, and exhaust—during two separate revolutions of the engine's crankshaft, and one single thermodynamic cycle.

Pour point and freezing point is equal for (A) Petrol (B) Diesel (C) Water (D) Crude petroleum

Description : Pour point and freezing point is equal for (A) Petrol (B) Diesel (C) Water (D) Crude petroleum

Last Answer : (C) Water

Which of the following has the lowest flash point of all? (A) Diesel (B) Kerosene (C) Petrol

Description : Which of the following has the lowest flash point of all? (A) Diesel (B) Kerosene (C) Petrol

Last Answer : (C) Petrol

Which of the following has the maximum °API gravity of all? (A) Diesel(B) Kerosene(C) Petrol(D) Furnace oil

Description : Which of the following has the maximum °API gravity of all? (A) Diesel (B) Kerosene (C) Petrol (D) Furnace oil

Last Answer : (C) Petrol

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

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

Which of the following has the highest flash point of all? (A) Diesel (B) Kerosene (C) Petrol (D) Furnace oi

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

Aromatics are desired constituents of (A) Lubricating oil (B) Diesel (C) Kerosene (D) Petrol

Description : Aromatics are desired constituents of (A) Lubricating oil (B) Diesel (C) Kerosene (D) Petrol

Last Answer : (D) Petrol

Which of the following has the minimum °API gravity of all? (A) Diesel (B) Kerosene (C) Petrol (D) Furnace oil

Description : Which of the following has the minimum °API gravity of all? (A) Diesel (B) Kerosene (C) Petrol (D) Furnace oil

Last Answer : (D) Furnace oil