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Questions and Answers
What is the modulus of rigidity also known as?
What is the modulus of rigidity also known as?
- Poisson's ratio
- Shear modulus (correct)
- Bulk modulus
- Young's modulus
Which type of stress is responsible for a change in shape or size of a body?
Which type of stress is responsible for a change in shape or size of a body?
- Shear stress
- Tensile stress
- Compressive stress
- Volumetric stress (correct)
What happens to the value of Poisson's ratio for a material that expands laterally when stretched longitudinally?
What happens to the value of Poisson's ratio for a material that expands laterally when stretched longitudinally?
- Becomes zero
- Remains constant
- Decreases (correct)
- Increases
What type of foam is a bath sponge?
What type of foam is a bath sponge?
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What are soap foams also known as?
What are soap foams also known as?
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In closed-cell foam, how are the gas pockets arranged?
In closed-cell foam, how are the gas pockets arranged?
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What happens in open-cell foam when water is introduced?
What happens in open-cell foam when water is introduced?
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What is the general characteristic of gas in foams?
What is the general characteristic of gas in foams?
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