UNIT 07

The _______ is defined as the restoring force acting on unit area

• strain

• stress

• shear modulus

• bulk modulus

Strain has ______unit and dimension

• 1

• 2

• No

• all of the above

_________states that within the elastic limit, the strain produces in a body is directly proportional to the stress which causes it

• Hook'law

• Rigidity modulus

• Bulk modulus

• None of the above

_________ is an electrical properties

• polarization

• Resistivity

• Reflection

• Absorption

The free surface of a liquid at rest behaves like a stretched elastic memberane with a tendency to contract in area. This tendency is known as _______

• Hook'law

• Surface tension

• Rigidity modulus

• all of the above

The tendancy of a fluid to be raised or suppressed in a narrow tube is called

• Viscosity

• plasticity

• elasticity

• capilarity

What is the SI unit of Surface tension?

• What is the SI unit of Surface tension?

• What is the SI unit of Surface tension?

• What is the SI unit of Surface tension?

• What is the SI unit of Surface tension?

 What is the effect of change in Volume stress?

• Shape of the body 

• Weight of the body

• Volume of the body

• All the above

What is the ratio of the shear stress ?

• Shear modulus

• Shear strain

• Bulk modulus

• Surface tension

What is Surface tension?

• Acceleration per unit length

• Mass per unit length

• Force per unit length

• All the above