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Answers
Answer:
A5=Parrafin Wax
A9=solid : wood,coal
liquid : kerosene,diesel
gas: coal gas,natural gas
A11=petroleum,coal
Answer:
Top 10 Ways to Conserve EnergyTake advantage of a home energy audit.Repair any electrical issues in the home.Invest in energy-efficient appliances for the home.Use power strips wherever possible.Switch to LED light bulbs.Set the water heater to the lowest comfortable setting.Do laundry efficiently.
2.Paraffin wax
3. A luminous flame is of yellow color whereas the non-luminous flame is of blue color. A luminous flame is formed on incomplete combustion of the fuel whereas the non-luminous flame is formed on complete combustion of the fuel. ... The non-luminous flame exhibit hot temperature as compared to the luminous flame
4.The different zones of a candle flame can be described as follows: ... The innermost zone: The innermost zone is the zone which is formed just around the wick of the candle flame as the candle burns. It is also known as dark zone of the flame. It consists of hot, unburnt vapours of the combustible material
5.Rapid combustion is a form of combustion in which large amounts of heat and light energy are released. This often occurs as a fire. ... Combustion is double replacement, on the other hand a chemical reaction is single replacement. Slow combustion is a form of combustion which takes place at low temperatures.
6.Solid fuels are: wood , coal
Liquid fuels are: petrol,diesel
Gaseous fuels: LPG, CNG.
7.It should possess high calorific value.
It should possess high calorific value.It should have proper ignition temperature. The ignition temperature of the fuel should neither be too low nor too high.
It should possess high calorific value.It should have proper ignition temperature. The ignition temperature of the fuel should neither be too low nor too high.It should not produce poisonous products during combustion. ...
It should possess high calorific value.It should have proper ignition temperature. The ignition temperature of the fuel should neither be too low nor too high.It should not produce poisonous products during combustion. ...It should have moderate rate of combustion.
8.There are four major types of nonrenewable resources: oil, natural gas, coal, and nuclear energy. Oil, natural gas, and coal are collectively called fossil fuels. Fossil fuels were formed within the Earth from dead plants and animals over millions of years—hence the name “fossil” fuels.
9.Renewable energy sources are energy sources that are always being replenished. ... Some examples of renewable energy sources are solar energy, wind energy, hydropower, geothermal energy, and biomass energy. These types of energy sources are different from fossil fuels, such as coal, oil, and natural gas.