Physics · Material Science

Which of the following techniques is commonly used to evaluate the grain size of polycrystalline materials?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Photomicrographic technique✓
2Ultrasonic scanning
3Positron annihilation technique
4Thermal imaging

Correct answer

Photomicrographic technique

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Which of the following techniques is commonly used to evaluate the grain size of polycrystalline materials?

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Which of the following techniques is commonly used to evaluate the grain size of polycrystalline materials?

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