Mechanical Properties of Solids
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Stress and Strain Relationships
SubtopicStress and Strain Relationships under Mechanical Properties of Solids for Grade 11 CBSE.
Preview questions (no answers)
- 1.
Which of the following describes 'Elastic Fatigue'?
A.The property of losing elastic strength due to repeated stress
B.The property of becoming more elastic over time
C.The maximum stress a material can bear
D.The permanent set in a material
- 2.
If the force applied to a wire is doubled and the area of cross-section is also doubled, the stress will:
A.Be doubled
B.Be halved
C.Remain the same
D.Be four times
- 3.
In a stress-strain graph, the region where the curve is a straight line is the region where:
A.Hooke's Law is obeyed
B.The material is plastic
C.The material breaks
D.The material is liquid
Download the worksheet for Mechanical Properties of Solids - Stress and Strain Relationships to practice offline. It includes additional chapter-level practice questions.
Hooke's Law
SubtopicHooke's Law under Mechanical Properties of Solids for Grade 11 CBSE.
Preview questions (no answers)
- 1.
Hooke's Law is essentially a statement about:
A.Conservation of momentum
B.Linear restoring forces
C.Thermal expansion
D.Fluid pressure
- 2.
Which of the following is the correct unit for Bulk Modulus?
A.B.C.D. - 3.
What happens to the wire at the 'breaking point' on a stress-strain graph?
A.It starts to behave elastically
B.The wire snaps
C.The wire becomes a liquid
D.The stress becomes zero but strain increases
Download the worksheet for Mechanical Properties of Solids - Hooke's Law to practice offline. It includes additional chapter-level practice questions.
Young's Modulus, Bulk Modulus, and Shear Modulus
SubtopicYoung's Modulus, Bulk Modulus, and Shear Modulus under Mechanical Properties of Solids for Grade 11 CBSE.
Preview questions (no answers)
- 1.
When a force is applied perpendicular to the cross-sectional area of a cylinder, it produces:
A.Shear stress
B.Normal stress
C.Tangential stress
D.Volume stress
- 2.
An elastomer is a material which:
A.Does not obey Hooke's Law and shows large strain for small stress
B.Is perfectly rigid
C.Has a very high Young's Modulus
D.Breaks immediately after elastic limit
- 3.
For most solids, the value of Poisson's ratio lies between:
A.0 and 0.5
B.1 and 2
C.5 and 10
D.-1 and 0
Download the worksheet for Mechanical Properties of Solids - Young's Modulus, Bulk Modulus, and Shear Modulus to practice offline. It includes additional chapter-level practice questions.
Elastic Potential Energy
SubtopicElastic Potential Energy under Mechanical Properties of Solids for Grade 11 CBSE.
Preview questions (no answers)
- 1.
When work is done against internal restoring forces in a solid, it is stored as:
A.Thermal energy
B.Potential energy
C.Kinetic energy
D.Electrical energy
- 2.
The ratio of energy density to (stress strain) is:
A.B.C.D. - 3.
A wire is stretched by a force resulting in extension . If the force is doubled (within elastic limit), the energy stored becomes:
A.Two times
B.Four times
C.Eight times
D.Half
Download the worksheet for Mechanical Properties of Solids - Elastic Potential Energy to practice offline. It includes additional chapter-level practice questions.