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Questions and Answers
What is density?
What is density?
- Volume divided by weight
- Weight per unit volume (correct)
- Weight times volume
- Volume per unit weight
How are density and specific gravity related?
How are density and specific gravity related?
- Density and specific gravity are unrelated
- Density is the ratio of a material's specific gravity to that of water
- Specific gravity is always greater than density
- Specific gravity is the ratio of a material's density to that of water (correct)
Why is strength-to-weight ratio important in material selection?
Why is strength-to-weight ratio important in material selection?
- It helps compare materials for structural applications in weight-sensitive products (correct)
- It only applies to certain types of materials
- It has no practical significance in material selection
- It is irrelevant in manufacturing processes
In what way do thermal properties of work material affect machining?
In what way do thermal properties of work material affect machining?
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What are examples of products where weight and energy are concerns in manufacturing?
What are examples of products where weight and energy are concerns in manufacturing?
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