Simulasi Ujian Akhir Semester Keramik Mutakhir

The word ‘ceramic’ meant for ______________.

• soft material
• hard material
• burnt material
• dry material

Not a characteristic property of ceramic material

• high temperature stability
• high mechanical strength
• low elongation
• low hardness

Major ingredients of traditional ceramics

• silica
• clay
• feldspar
• all

Not a major contributor of engineering ceramics

• SiC
• SiO2
• Si3N4
• Al2O3

The following ceramic product is mostly used as pigment in paints

• TiO2
• SiO2
• UO2
• ZrO2

Most commercial glasses consist of

• lime
• soda
• silica
• all

Hot isostatic pressing is not a viable option if the chief criterion is

• strength without grain gowth
• lost cost
• zero porosity
• processing refractory ceramics

During sintering densification is not due to

• atomic diffusion
• surface diffusion
• bulk diffusion
• grain growth

How is Young’s modulus of elasticity defined?

• P/A
• ∆l/l
• Pl/∆l.A
• m/v

Which of the following is false about ceramic structures?

• They are made up of two or more different elements
• More complex than metal structures
• They are electrically neutral
• Less complex than metal structures