A screen is said to be blinded, when the___________________?
Correct answer: C. Screen is plugged with solid particles
- A. Over-sizes are present in undersize fraction
- B. Under-sizes are retained in oversize fraction
- C. Screen is plugged with solid particles
- D. Screen capacity is abruptly increased
Explanation
Blinding occurs when openings in a screen become blocked by particles, preventing material from passing through them and reducing screening capacity.
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