Question

The ceramic materials are
1. Inorganic substances
2. Brittle
3. Good thermal insulators
4. All of the above

Answer 1

Correct Answer - Option 4 : All of the above

• Ceramic materials are inorganic and non-metallic materials.
• Ceramic materials are relatively stiff and strong.
• These are insulative to both heat and electricity. 
• Ceramic materials are brittle, hard, strong in compression, and weak in shearing and tension.
• Some of the most common ceramics are aluminum oxide, silicon dioxide, silicon carbide, earthenware, porcelain, and brick, etc.