Description : Which of the following is the most important raw material for generation of power in India? (1) Mineral Oil (2) Natural Gas (3) Uranium (4) Coal
Last Answer : (4) Coal Explanation: Coal is the most important source of power in India. More than 65% of India's electricity generation capacity comes from thermal power plants, with about 85% of the ... being coalbased. India's electricity sector consumes about 72% of the coal produced in the country.
Description : Among sources of power India has largest of (a) coal (b) oil (c) natural gas (d) lignite
Last Answer : Ans: (a)
Description : A coal gasifier operating at 20 atm. (e.g. Lurgi gasifier) as compared to one operating at atmospheric pressure (e.g. Kopper-Totzek or Winkler gasifier) will produce a gas having (A) Higher ... calorific value (B) Higher carbon monoxide content (C) Lower carbon dioxide content (D) None of these
Last Answer : (A) Higher methane content and thus higher calorific value
Description : Which of the following is a renewable source of energy? (1) Coal (2) Geothermal powder (3) Natural gas (4) Uranium
Last Answer : (2) Geothermal powder Explanation: Geothermal electricity is electricity generated from geothermal energy. Geothermal power is considered to be sustainable because the heat extraction is small compared with the Earth's heat content.
Description : Which of the following is a renewable source of energy ? (1) Coal (2) Geothermal powder (3) Natural gas (4) Uranium
Last Answer : Geothermal powder
Description : One kg of carbon monoxide requires __________ kg of oxygen to produce 11/7 kg of carbon dioxide gas. A. All B. 4/7 C. 11/4 D. 9/7
Last Answer : Answer: B
Description : petroleum The major part of natural gas, petroleum and coal consist of _____. A. Carbon dioxide B. Chlorine C. Methane D. CFC
Last Answer : ANSWER: C
Description : Methane The major part of natural gas, petroleum and coal consist of _____. A. Carbon dioxide B. Chlorine C. Methane D. CFC
Description : The major part of natural gas, petroleum and coal consist of _____. A. Carbon dioxide B. Chlorine C. Methane D. CFC
Description : Which of the following materials is the chief source of natural organic compounds? w) petroleum x) coal y) natural gas z) carbon dioxide
Last Answer : ANSWER: W -- PETROLEUM
Description : Which of the following resources is renewable one ? (1) Uranium (2) Coal (3) Timber (4) Natural Gas
Last Answer : Timber
Description : Coal, petroleum & Natural gas are non-renewable sources of energy
Last Answer : non-renewable
Description : Reverse osmosis is normally used for the (A) Separation of isotopes of uranium from gaseous uranium hexafluoride (B) Separation of helium from natural gas (C) Desalination of brackish water to produce potable (drinking) water (D) Purification of oxygen
Last Answer : (C) Desalination of brackish water to produce potable (drinking) water
Description : The sources of sulphur dioxide may be: 1. burning of coal 2. solid municipality waste disposal 3. burning of diesel 4. volcanoes The correct sources are: (a) 1, 2 and 4 only (b) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only
Last Answer : Ans:(b)
Description : Which reactor uses natural uranium as fuel ?
Last Answer : Gas cooled reacator.
Description : Marsh gas, formed from decaying organic matter and in coal mines is (a) carbon dioxide (b) methane (c) ethane (d) carbon monoxide
Description : The gas that causes suffocation and death when coal or coke is burnt in a closed room is - (1) Methane (2) Ethane (3) Carbon monoxide (4) Carbon dioxide
Last Answer : (3) Carbon monoxide Explanation: Exhaust fumes of motor cars, gases produced, from coal fire in a closed room and coal gas, all contain carbon monoxide, which is the cause of their ... is stable compound. This causes oxygen starvation in the body tissues and eventually causes death by suffocation.
Description : The natural source of hydro-carbon is (1) Crude oil (2) Biomass (3) Coal (4) Carbohydrates
Last Answer : Crude oil
Description : Find out the ‗odd‘ among the following choices for fuel substitution for industrial sector of India. a) LDO with LSHS b) Coal with rice husk c) Natural gas for fertilizer plant d) LPG for soft coke
Last Answer : LPG for soft coke
Description : Baker’s yeast produce gas which helps in rising of dough is ____________. a) oxygen b)hydrogen c)carbon dioxide d)nitrogen
Last Answer : c)carbon dioxide
Description : Why are coal petroleum and natural gas considered nonrenewable resources if they were produce from plant and animals remains?
Last Answer : Coal, petroleum and natural gas took millions of years to form.Which is why they are classed as non-renewable resources.
Description : is commercial energy source. a) Electricity b) Coal c) Oil d) All the above
Last Answer : all of the above
Description : Total primary energy consumption of fuel in the world is lead by a) Coal b) Nuclear c) Hydro d) Oil
Last Answer : coal
Description : 71. Total primary energy consumption of fuel in the world is lead by a) Coal b) Nuclear c) Hydro d) Oil
Description : What are sources of carbon dioxide?
Last Answer : Sources of carbon dioxide are from the burning of fossil fuelsfrom both cars and factories. Also, volcanic vents add a largeamount of carbon dioxide to our atmosphere.
Description : What are 3 some sources of carbon dioxide?
Last Answer : Need answer
Description : Organisms using simple food material acquired from inorganic sources in the form of carbon dioxide and water are called – (1) Autotrophs (2) Heterotrophs (3) Organotroph (4) Both (1) and (3)
Last Answer : a) Autotrophs Explanation: Autotroph means self-feeding in Greek or producer and is an organism that produces complex organic compounds such as carbohydrates, fats, and proteins from simple substances using energy from light.
Description : What reaches inside a cells mitochondria to produce carbon dioxide water and energy?
Description : Which gas is used to manufacture vanaspati from vegetable oil is - (1) carbon dioxide (2) nitrogen (3) oxygen (4) hydrogen
Last Answer : (4) hydrogen Explanation: Hydrogen is used to manufacture vanaspati from vegetable oil.
Description : Absorption with chemical reaction' is involved in the removal of (A) Carbon dioxide from gaseous stream using alkaline solution (B) Benzol from coke oven gas using solar oil/wash oil (C) Ammonia ... gas using refrigerated water (D) Tar from coke oven gas in primary gas coolers using chilled water
Last Answer : (A) Carbon dioxide from gaseous stream using alkaline solution
Description : Aside from coal,oil and natural gas,what organic material burns the hottest?
Last Answer : Magnesium makes incredible fires and AFAIKT burns pretty hot. Do not stare at burning magnesium and once you light it almost impossible to put out. We set a mag wheel on fire one time and it burned like hell and destroyed the concrete it was on.
Description : Which statement BEST describes the economy of the United Kingdom (U.K.) Question 14 options The U.K. must import all of its oil coal and natural gas. The U.K. must import many raw materials used in ma?
Last Answer : Which statement BEST describes the economy of the United Kingdom(U.K.)?Question 14 options:The U.K. must import all of its oil,coal, and natural gas.The U.K. must import many raw materials ... ofcoal and natural gas.The U.K.'s geography provides it with all of the naturalresources it needs.
Description : Which of the following is a renewable resource? (1) Coal (2) Mineral oil (3) Natural gas (4) Forests
Last Answer : (4) Forests Explanation: Forest is a renewable resource.
Description : Which of the following fuels has the highest calorific value per unit mass (kcal/kg)? (A) Coal (B) Kerosene (C) Natural gas (D) Furnace oil
Last Answer : (D) Furnace oil
Description : . C/H ratio is the minimum in case of (A) Furnace oil (B) Natural gas (C) Coal (D) Naphtha
Last Answer : (B) Natural gas
Description : C/H ratio is the maximum in case of (A) Coal (B) Furnace oil (C) Natural gas (D) Naphtha
Last Answer : (A) Coal
Description : A ultra-super critical boiler technology is today the option of choice for most new……. fired power stations. a) Coal b) Natural gas c) Biogas d) Oil
Last Answer : a) Coal
Description : If ……. has a future, then ultra-super critical boiler will be the key. a) Coal b) Fossil fuels c) Natural gas d) 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
Description : Which of the following is a renewable resource ? (1) Coal (2) Mineral oil (3) Natural gas (4) Forests
Last Answer : Forests
Description : Bio gas is the common name of ______. A. Nitrogen B. Natural gas C. Carbon dioxide D. Oxygen
Last Answer : ANSWER: B
Description : What is the major visible constituent of the exhaust plume from a natural gas-fired power plant? w) carbon dioxide x) carbon monoxide y) smoke z) water
Last Answer : ANSWER: Z -- WATER
Description : The major part of natural gas, petroleum and coal consists of? A. Carbon B. Chlorine C. CFC D. Methane (Answer)
Last Answer : D. Methane (Answer)
Description : Pick out the wrong statement. (A) High concentration of oxygen in flue gas means high stack loss (B) Gaseous fuels require the least % excess air for complete combustion (C) The ratio of fixed carbon to ... coal is called its 'fuel ratio' (D) Calorific value of natural gas is more than that of LPG
Last Answer : (D) Calorific value of natural gas is more than that of LPG