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प्रश्न
What is it made from? Why?
The sheets used for roofing.
लघु उत्तरीय
उत्तर
- Plastic and aluminum are the materials that are employed in the production of roofing sheeting.
- Plastic is resistant to atmospheric conditions due to its hardness.
- Plastic is transparent; therefore, sunlight can travel through it.
- Aluminium is a durable, lightweight, and robust material that provides protection against all types of weather.
- Due to its malleability, it can be shaped into thin sheets.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
What do you observe when :
some ice cubes are kept in a glass tumbler
Fill in the following blank with suitable words :
When steam condenses to form water, heat is .......................
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Which of the following process/processes release heat ?
- condensation
- vaporisation
- freezing
- melting
Why is an egg kicked out of a bottle when air is blown inside the bottle?
Define the following terms: Fusion
Explain the term boiling point
Write the properties of this substance.
Water
What will happen if....? And why?
A knife is made of wood.
Give the reason for the following
Solids cannot be compressed, but gases are highly compressible.
