CLF207 Rheology

Stress is defined as ......

• force per area
• force per height
• force per distance
• force per velocity

Stress is expressed in

• J
• m^3
• Pa
• Cal/m

What is the Greek symbol used for stress ?

• β
• η
• θ
• σ

Strain is expressed in .....

• force per distance
• 1/m
• m/s
• dimensionless

Shear rate is expressed in

• Hz
• mm/s
• 1/s
• J/s

Viscosity is calculated as

• shear force / shear strain
• shear rate / shear time
• shear stress / shear rate
• shear stress / shear strain

What kind of flow behaviour is presented in the figure ?

• Thixotropic
• Dilatant
• Rheopectic
• Newtonian

What kind of flow behaviour is presented in the figure ?

• Thixotropic
• Dilatant
• Rheopectic
• Newtonian

What kind of flow behaviour is presented in the figure ?

• Shear thickening
• Shear thinning
• Thixotropic
• Newtonian

What kind of flow behaviour is presented in the figure ?

• Thixotropic
• Dilatant
• Rheopectic
• Newtonian