Mechanical Properties of Solids
Telangana Open School (TOSS) · Class 12 · Physics
Most important questions from Mechanical Properties of Solids for Telangana Open School (TOSS) Class 12 Physics board exam 2026. MCQs, short answer, and long answer questions with marks.
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Sample Questions
When a wire is stretched, the restoring force per unit area is called:
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Stress
Stress is the internal restoring force per unit area of cross-section of a deformed body.
Which of the following materials is closest to being perfectly elastic?
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Quartz fiber
Quartz fiber is the nearest approach to a perfectly elastic body as it regains its original shape completely after deformation.
What happens to intermolecular forces when the separation between molecules is greater than the equilibrium separation?
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They become attractive
When molecular separation exceeds equilibrium distance (R₀), the net force becomes attractive.
Which of the following is NOT a type of stress?
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Gravitational stress
The three types of stress are longitudinal, normal, and shearing. Gravitational stress is not a defined term in elasticity.
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