21)

The ratio of hydraulic stress to corresponding hydraulic strain is called as

Class 11 Physics

A)

Bulk modulus

B)

Young modulus

C)

Shear modulus

D)

None

22)

The property of the body by virtue of which it regains its original shape and size when we remove the applied force is called as

Class 11 Physics

A)

Both a and b

B)

Elasticity

C)

Plasticity

D)

None

23)

The deformation caused due to elasticity is called as

Class 11 Physics

A)

Both a and b

B)

Elastic deformation

C)

Plastic deformation

D)

None

24)

The force applied due to which the object can’t regain original shape and size, and get permanently deformed is called as

Class 11 Physics

A)

Both a and b

B)

Elasticity

C)

Plasticity

D)

None

25)

The deformation caused in a object due to plasticity is called as

Class 11 Physics

A)

Both a and b

B)

Plastic deformation

C)

Elastic deformation

D)

None

26)

The restoring force per unit area is called as

Class 11 Physics

A)

Force

B)

Stress

C)

Strain

D)

None

27)

The mass per unit volume is called as

Class 11 Physics

A)

Force

B)

Pressure

C)

Density

D)

Work

28)

The SI unit of density is

Class 11 Physics

A)

Kg/m2

B)

Kg/m3

C)

Kgm3

D)

Kgm2

29)

The dimensions of density are

Class 11 Physics

A)

Both a and b

B)

[M L-3]

C)

[M L-3 T0]

D)

None

30)

Density is the positive _____ quantity.

Class 11 Physics

A)

Scalar

B)

Tensor

C)

Vector

D)

None