CBSE Class 11 Physics Part 2 by Pavan | Practice Test to Test Your Knowledge
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  2. Practice Tests
  3. CBSE Class 11 Physics Part 2
CBSE Class 11 Physics Part 2

CBSE Class 11 Physics Part 2

Comprehensive mock test on Kinematics, Laws of Motion, and Gravitation. Includes problem-solving techniques, theoretical concepts, and real-world applications.

2025-07-17
Pavan Pavan
CBSE Class 11 Physics Grade 11

Duration

30 min

Questions

30

Marking

Negative

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Questions Preview

What is elasticity?

A
The property of a body to regain its original shape when the force is removed
B
The property of a body to permanently deform under force
C
The property of a body to resist external forces
D
The ability of a material to stretch without breaking

What is the SI unit of stress?

A
Newton (N)
B
Pascal (Pa)
C
Joule (J)
D
Meter (m)

What is the ratio of stress to strain called?

A
Elastic modulus
B
Poisson's ratio
C
Shear modulus
D
Bulk modulus

What is Hooke’s law?

A
Stress is proportional to strain
B
Strain is proportional to force
C
Stress is inversely proportional to strain
D
Stress equals strain

What is the main characteristic of elastomers?

A
They do not obey Hooke's law
B
They exhibit brittle behavior
C
They can stretch to a large extent and still return to their original shape
D
They have low tensile strength

What is the stress on a body in tension?

A
Compressive stress
B
Tensile stress
C
Shearing stress
D
Hydraulic stress

What is the relationship between stress and strain for small deformations?

A
They are not related
B
Stress is proportional to strain
C
Stress is inversely proportional to strain
D
Stress equals strain

What is the effect of stress on a solid body?

A
It causes plastic deformation
B
It causes elastic deformation
C
It does not affect the body
D
It causes both elastic and plastic deformation

What does the stress-strain curve for a metal reveal?

A
How the material reacts under different forces
B
The resistance of the material to heat
C
The rate of vibration of the material
D
The melting point of the material

At what point in the stress-strain curve does permanent deformation begin?

A
At the yield point
B
At the ultimate tensile strength
C
At the fracture point
D
At the elastic limit

Which modulus describes the ability of a material to resist shearing forces?

A
Young's modulus
B
Shear modulus
C
Bulk modulus
D
Poisson's ratio

What does a large Young's modulus indicate about a material?

A
The material is flexible
B
The material is highly elastic
C
The material is brittle
D
The material is difficult to stretch

Which material has a higher Young's modulus?

A
Steel
B
Copper
C
Rubber
D
Plastic

Which of the following is an elastomer?

A
Rubber
B
Steel
C
Aluminum
D
Glass

What is Poisson's ratio?

A
The ratio of longitudinal strain to lateral strain
B
The ratio of shear stress to shear strain
C
The ratio of stress to strain
D
The ratio of compressive stress to volumetric strain

Which material is most likely to be used for applications requiring high elastic strength?

A
Rubber
B
Steel
C
Aluminum
D
Plastic

What is the main factor that affects the amount of strain in a material?

A
The material's elasticity
B
The temperature
C
The applied force and the material's dimensions
D
The material's color

Which material has a low value of Young’s modulus?

A
Steel
B
Rubber
C
Aluminum
D
Concrete

What happens to the volume of a body when subjected to hydraulic compression?

A
It decreases
B
It increases
C
It stays constant
D
It changes shape

What is the elastic potential energy stored in a stretched wire?

A
Work done to stretch the wire
B
Energy consumed in heating the wire
C
Energy lost due to friction
D
Energy stored in the wire as heat

Which of the following is an example of a plastic material?

A
Rubber
B
Putty
C
Steel
D
Aluminum

How does a material with high bulk modulus behave?

A
It is more compressible
B
It is less compressible
C
It is more elastic
D
It is less rigid

Which material exhibits high shear modulus?

A
Glass
B
Wood
C
Rubber
D
Air

What is the main application of the bulk modulus in engineering?

A
To determine how much a material can deform when subjected to pressure
B
To measure the resistance to shear forces
C
To calculate the yield strength of materials
D
To calculate the stretching of materials under tension

What is the primary use of Poisson's ratio in engineering?

A
To predict the volume change of materials
B
To determine the lateral strain in a material
C
To calculate the energy stored in a material
D
To measure the ductility of materials

How does stress affect the bending of a beam?

A
It causes elongation
B
It causes compression
C
It causes bending
D
It has no effect on bending

What does the stress-strain curve help to understand?

A
How materials fracture
B
How materials behave under different loads
C
The effect of temperature on materials
D
The effect of humidity on materials

What is a common material used for bridges due to its high tensile strength?

A
Steel
B
Concrete
C
Wood
D
Glass

What happens when a material exceeds its yield strength?

A
It behaves elastically
B
It starts to plastically deform
C
It fractures instantly
D
It regains its original shape

Which of the following materials is most likely to show plastic deformation?

A
Rubber
B
Steel
C
Putty
D
Glass