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Questions and Answers
Elastic deformation is the property of a body to regain its original shape and size after the applied force is removed.
Elastic deformation is the property of a body to regain its original shape and size after the applied force is removed.
True (A)
Rigid bodies are perfectly solid and do not deform under external forces.
Rigid bodies are perfectly solid and do not deform under external forces.
False (B)
Knowledge of elastic properties of materials like steel and concrete is not important in engineering design.
Knowledge of elastic properties of materials like steel and concrete is not important in engineering design.
False (B)
Putty and mud exhibit elastic deformation and tend to regain their original shape after deformation.
Putty and mud exhibit elastic deformation and tend to regain their original shape after deformation.
Rigid bodies are always perfectly solid and do not deform under external forces.
Rigid bodies are always perfectly solid and do not deform under external forces.
Elastic deformation is the property of a body to permanently deform when a force is applied.
Elastic deformation is the property of a body to permanently deform when a force is applied.
Plasticity is the property of a material to regain its original shape after the applied force is removed.
Plasticity is the property of a material to regain its original shape after the applied force is removed.
A helical spring exhibits elastic deformation when stretched and regains its original shape when the force is removed.
A helical spring exhibits elastic deformation when stretched and regains its original shape when the force is removed.
Steel bars can be deformed if a sufficiently large external force is applied.
Steel bars can be deformed if a sufficiently large external force is applied.
The study of elastic properties of materials like steel and concrete is important in engineering design.
The study of elastic properties of materials like steel and concrete is important in engineering design.
Materials like putty and mud exhibit elastic deformation and tend to regain their original shape after deformation.
Materials like putty and mud exhibit elastic deformation and tend to regain their original shape after deformation.
A body's motion depends on how mass is distributed within the body.
A body's motion depends on how mass is distributed within the body.
Elastic deformation is the property of a body to regain its original shape and size after the applied force is removed.
Elastic deformation is the property of a body to regain its original shape and size after the applied force is removed.
Solid bodies are always perfectly rigid and do not deform under external forces.
Solid bodies are always perfectly rigid and do not deform under external forces.
Even the appreciably rigid steel bar can be deformed when a sufficiently large external force is applied on it. This means that solid bodies are not perfectly ________.
Even the appreciably rigid steel bar can be deformed when a sufficiently large external force is applied on it. This means that solid bodies are not perfectly ________.
A solid has definite shape and size. In order to change (or deform) the shape or size of a body, a ________ is required.
A solid has definite shape and size. In order to change (or deform) the shape or size of a body, a ________ is required.
The property of a body, by virtue of which it tends to regain its original size and shape when the applied force is removed, is known as ________ and the deformation caused is known as elastic deformation.
The property of a body, by virtue of which it tends to regain its original size and shape when the applied force is removed, is known as ________ and the deformation caused is known as elastic deformation.
However, if you apply force to a lump of putty or mud, they have no gross tendency to regain their previous shape, and they get permanently ________.
However, if you apply force to a lump of putty or mud, they have no gross tendency to regain their previous shape, and they get permanently ________.
Such substances are called plastic and this property is called ________.
Such substances are called plastic and this property is called ________.
The elastic behaviour of materials plays an important role in ________ design.
The elastic behaviour of materials plays an important role in ________ design.
Example of elastic deformation: If you stretch a helical spring by gently pulling its ends, the length of the spring increases slightly. When you leave the ends of the spring, it regains its original size and ________.
Example of elastic deformation: If you stretch a helical spring by gently pulling its ends, the length of the spring increases slightly. When you leave the ends of the spring, it regains its original size and ________.
The ________ of a body depends on how mass is distributed within the body.
The ________ of a body depends on how mass is distributed within the body.
Rigid bodies generally means a hard solid object having a definite shape and ________.
Rigid bodies generally means a hard solid object having a definite shape and ________.
A rigid body generally means a hard solid object having a definite shape and ________.
A rigid body generally means a hard solid object having a definite shape and ________.
What is the property of a body to regain its original size and shape when the applied force is removed known as?
What is the property of a body to regain its original size and shape when the applied force is removed known as?
Which term describes the deformation caused when a body tends to regain its original size and shape after the applied force is removed?
Which term describes the deformation caused when a body tends to regain its original size and shape after the applied force is removed?
What is the property called when a material gets permanently deformed and does not tend to regain its previous shape?
What is the property called when a material gets permanently deformed and does not tend to regain its previous shape?
What does the term 'rigid body' generally mean?
What does the term 'rigid body' generally mean?
What happens to the length of a helical spring when it is stretched and then the force is removed?
What happens to the length of a helical spring when it is stretched and then the force is removed?
What property is exhibited by putty and mud when force is applied, causing them to get permanently deformed?
What property is exhibited by putty and mud when force is applied, causing them to get permanently deformed?
What plays an important role in engineering design due to its elastic behavior?
What plays an important role in engineering design due to its elastic behavior?
What is required in order to change the shape or size of a body?
What is required in order to change the shape or size of a body?
What is the property of a body to regain its original size and shape when the applied force is removed known as?
What is the property of a body to regain its original size and shape when the applied force is removed known as?
What does the term 'rigid body' generally mean?
What does the term 'rigid body' generally mean?
Match the following properties of materials with their descriptions:
Match the following properties of materials with their descriptions:
Match the following materials with their exhibited properties:
Match the following materials with their exhibited properties:
Match the following terms related to material behavior with their definitions:
Match the following terms related to material behavior with their definitions:
Match the following statements about material behavior with their accurate descriptions:
Match the following statements about material behavior with their accurate descriptions:
Match the following material properties with their corresponding examples:
Match the following material properties with their corresponding examples:
Define the term 'elasticity' and provide an example of a material that exhibits elastic deformation.
Define the term 'elasticity' and provide an example of a material that exhibits elastic deformation.
Explain the concept of 'plasticity' and give an example of a material that demonstrates plastic behavior.
Explain the concept of 'plasticity' and give an example of a material that demonstrates plastic behavior.
What is the significance of understanding the elastic properties of materials like steel and concrete in engineering design?
What is the significance of understanding the elastic properties of materials like steel and concrete in engineering design?
Why are solid bodies not perfectly rigid, and what property allows them to regain their original shape and size after deformation?
Why are solid bodies not perfectly rigid, and what property allows them to regain their original shape and size after deformation?
Describe the behavior of a helical spring when it is stretched and then the force is removed.
Describe the behavior of a helical spring when it is stretched and then the force is removed.
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