Advertisements
Advertisements
प्रश्न
Write some important uses of the various constituents of petroleum.
Advertisements
उत्तर
- Petroleum gas in liquid form (LPG) is used as fuel in homes and industries.
- Petrol is used as fuel for automobiles and aviation.
- Kerosene is used as fuel for stoves, lamps and jet aircrafts.
- Diesel is used as fuel for heavy motor vehicles, electric generators.
- Lubricating oil is used for lubrication.
- Paraffin wax is used in ointments, candles, vaseline, etc.
- Bitumen is used in paints and road surfacing.
APPEARS IN
संबंधित प्रश्न
Kerosene is not a fossil fuel.
Why are coal and petroleum categorised as natural resources? Give a reason as to why they should be used judiciously.
Which fossil fuel is conserved when we use bicycle for covering short distances instead of a motorbike?
A man bought a device X which could cook pulses, vegetables and rice without using any fuel like wood, coal, kerosene or LPG, etc. This device did not work at night. It also took a lot of time for cooking.
(a) Name the device X.
(b) What is the source of energy which cooks food in this device?
(c) What is the name of the process which traps energy in this device?
(d) State one advantage (other than saving on fuel) or using such a device for cooking food.
While discussing about coal and petroleum a teacher told his students about PCRA's (Petroleum Conservation Research Association) guidelines to save the fossil fuels while driving vehicles. Deepa was going to her school with her mother who was driving car. At the traffic signal, when the light was red, Deepa suggested her mother to switch of the engine.
After reading the above passage, answer the following questions :
(a) Fossil fuels are natural resources, then why do we need to conserve them?
(b) List any two ways of saving the fossil fuels.
(c) State two values exhibited to Deepa.
You are provided with a mixture of petroleum and water. Can you suggest a method to separate the two?
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Keenrose is a fuel used in jet crafts.
Coal and petroleum are formed from the dead remains of organisms and are known as ______.
Excessive burning of fossil fuels is a major cause of ______.
Give reason for the following:
Petroleum is considered a harmful source of energy.
