Question

Long answer type question;;

Q1;why are we use L.P.G. gas in our house?​

Answer 1

Answer:

LPG is a highly efficient cooking fuel. It is economical and its excellent heating capacity helps you cook your food in less time, saving you a lot on fuel cost. It undergoes complete combustion, produces no residue and particulate matter, which means minimum maintenance cost and lesser carbon footprint

The top most use of LPG is to use as the main fuel for vehicles. ...

LPG is also popularly used as a refrigerant. ..

LPG is also used as a chemical feedstock.

Apart from being used as a motor fuel, it is also a great feul used for other purposes.

LPG is also used for agricultural purposes in drying processes.

Answer 2

Answer:

Combustion:

Many materials or substance burn to release energy in the form of heat and/or light. The substance that can burn or undergo combustion is called combustible substances. The combustible substance that release substantial energy in the form of heat and light are commonly called fuels.

Inflammable Substances:

Some substances catch fire easily. Such substance have low ignition temperature, and they are called inflammable substances.

LPG ( Cooking gas) , petrol etc are inflammable substances.

Types of combustion

● Rapid combustion

● Spontaneous combustion

● Explosion

Fuel efficiency/ calorific value of fuels

The amount of heat energy produced on complete combustion of 1 kg of any fuel is defined as its calorific value.

● Hydrogen : 150 Fuel and calorific value

● Wood : 17-22

● LPG : 55

Characteristics of ideal fuel

In order to choose fuel, we must consider certain parameters or characteristics.

● The fuel should be economical or cheap.

● The fuel should be easily available.

● The ignition temperature of the fuel should be neither too low or too high.

● The fuel should be easy and safe to store and transport. Liquid and gaseous fuels are easy to store and transport

● The fuel on combustion should not produce harmful or undesirable substances such as soot, ash, carbon dioxide , and carbon monoxide.

LPG is a clean fuel. It is non polluting. LPG is easy to store and transport and does not produce harmful substance on burning