Question:
The number of holes per square inch in a 20 mesh screen will be:
The number of holes per square inch in a 20 mesh screen will be:
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Holes per sq. inch = (Mesh Number)$^2$.
Updated On: May 5, 2026
- 200
- 400
- 600
- 800
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The Correct Option is B
Solution and Explanation
Step 1: Concept Mesh number refers to the number of openings per linear inch.
Step 2: Meaning To find the number of holes per square inch, we calculate the area density of the openings.
Step 3: Analysis If there are 20 holes per linear inch, there are $20 \times 20$ holes in a square area of 1 inch by 1 inch. $20 \times 20 = 400$.
Step 4: Conclusion A 20 mesh screen contains 400 holes per square inch.
Final Answer: (B)
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