Science General ยท Chemistry
Materials and Their Applications
2,856 Questions
Materials and Their Applications questions examine the properties and uses of raw materials like ceramics, cement, clay, and glass. This topic is a core component of general science in SSC, railways, and technical exams. Review these questions to master the practical applications of various compounds.
Ceramic insulatorsCement raw materialsSculpting and pottery clayGlassblowing materialsSustainable construction materials
Materials and Their Applications Questions
What was the primary material used in ancient Egyptian armor?
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Bronze
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Iron
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Leather
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Linen
D
Correct answer
Explanation
The primary material used in ancient Egyptian armor was linen, which was often reinforced with metal plates.
What was the primary material used in ancient Roman armor?
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Bronze
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Iron
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Leather
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Chain mail
B
Correct answer
Explanation
The primary material used in ancient Roman armor was iron, which was stronger and more durable than bronze.
What was the primary material used in ancient Greek helmets?
A
Correct answer
Explanation
The primary material used in ancient Greek helmets was bronze due to its strength and durability.
Which material is commonly used in the production of disposable plates and utensils due to its low cost and lightweight properties?
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Ceramic
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Stainless steel
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Polystyrene (PS)
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Glass
C
Correct answer
Explanation
Polystyrene (PS) is commonly used in the production of disposable plates and utensils due to its low cost, lightweight properties, and ability to be easily molded into various shapes. However, concerns have been raised regarding its environmental impact and potential health risks.
Which material is commonly used in the production of optical fibers due to its ability to transmit light signals over long distances with minimal loss?
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Copper
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Aluminum
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Glass
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Polyethylene (PE)
C
Correct answer
Explanation
Glass is commonly used in the production of optical fibers due to its excellent light transmission properties, allowing for efficient and low-loss transmission of light signals over long distances.
Which material is commonly employed in the production of touchscreens due to its ability to conduct electricity and respond to touch?
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Glass
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Metal
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Ceramic
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Indium tin oxide (ITO)
D
Correct answer
Explanation
Indium tin oxide (ITO) is a transparent conducting material commonly used in the production of touchscreens due to its ability to conduct electricity and respond to touch, enabling user interaction with electronic devices.