Question

Advantage and disadvantage of between solid liquid and gas fuels in tabular form

Answer 1

Solid Fuels

Advantages

(i) Easy to transport

(ii) Convenient to store

(iii) Cost of production is low

(iv) Moderate ignition temperature.

Disadvantages

(i) Ash content is high

(ii) Thermal efficiency is low

(iii) Burns with clinker formation

(iv) Cannot be controlled easily

(v) Cost of handling is high

(vi) Calorific value is lower

Liquid fuels

Advantages

(i) Higher calorific value

(ii) No dust or ash formed

(iii) Firing is easier and extinguished easily by stopping the supply

(iv) Easy to transport

(v) Can be stored indefinitely

(vi) Less excess air required

(vii) Less furnace space

(viii) No wear and tear

(ix) Used in internal combustion engine as fuel.

Disadvantages

(i) Cost is higher

(ii) Storage is expensive

(iii) Greater risk of fire hazards