Advertisements
Advertisements
प्रश्न
Fire produced by oil cannot be controlled by ______.
उत्तर
Fire produced by oil cannot be controlled by water.
Explanation:
The most common fire extinguisher is water. But water works only when things like wood and paper are on fire. If electrical equipment is on fire, water may conduct electricity and harm those trying to douse the fire. Water is also not suitable for fires involving oil and petrol.
APPEARS IN
संबंधित प्रश्न
Burning of wood and coal causes ______ of air.
Explain how CO2 is able to control fires.
It is difficult to burn a heap of green leaves but dry leaves catch fire easily. Explain
Which zone of a flame does a goldsmith use for melting gold and silver and why?
Some words (underlined) in the following sentence is jumbled up. Write them in their correct form.
Chittsmack does not burn by itself.
Write True/False against the following statement and also correct the false statement.
Water is the best extinguisher for fires involving electrical equipment.
Manu was heating oil to fry potato chips. The cooking oil all of a sudden caught fire, he poured water to extinguish the fire. Do you think, this action was suitable? If yes, why? If not, why not? In such a condition what should Manu have done?
What are the three essential requirements to produce fire? How fire extinguisher is useful for controlling the fire?
What are the classes of fire?
Give an example of class B fires.
