Tuesday, November 26, 2024
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yeast infection
Global Yeast Infection Prevalence
Sunday, November 24, 2024
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Chill water coil calculator
Total Cooling Capacity: - kW
Water Flow Rate: - L/s
Tuesday, November 12, 2024
Fan belt tension guide
Simple Belt Tension Check Guide
Kruger Fan BDB Series
Quick Finger Test Guide
Simple Check Method
Step 1: Position
- Find the midpoint between pulleys
- Ensure fan is completely stopped
Step 2: Press Test
- Use your index finger
- Press with moderate force (similar to pressing an elevator button)
- Feel for the resistance
Expected Feel for BDB 250
- Force: 25-35N
- Deflection: 10-15mm
- Feel: Light pressure, like pressing a doorbell
How to Interpret
| Feel | Meaning | Action |
|---|---|---|
| No resistance | Belt too loose | Needs immediate tension adjustment |
| Moderate give | Good tension | Continue regular monitoring |
| Very hard/No give | Belt too tight | Reduce tension to prevent damage |
- This is a quick check method - use tension meter for precise measurements
- Check when belt is cold
- If unsure, consult maintenance supervisor
Monday, November 11, 2024
Linear equation
Wednesday, November 6, 2024
Angle in circle
Circle Angle Practice
+ + +
2D and 3D shapes
Geometric Shapes Explorer
Square
Properties
• 4 equal sides
• 4 right angles (90°)
• Parallel opposite sides
Features
• Diagonals bisect each other
• All sides are congruent
• Rotational symmetry order 4
Rectangle
Properties
• 2 pairs of equal sides
• 4 right angles (90°)
Features
• Opposite sides parallel
• Diagonals are equal
Triangle
Properties
• 3 sides
• 3 angles (sum = 180°)
Types
• Equilateral
• Isosceles
• Scalene
Circle
Properties
• Infinite points equidistant from center
• 360° rotation
Features
• Circumference = 2πr
• Perfect symmetry
Pentagon
Properties
• 5 equal sides
• 5 equal angles (108°)
Features
• 5 vertices
• 5-fold rotational symmetry
Hexagon
Properties
• 6 equal sides
• 6 equal angles (120°)
Features
• 6 vertices
• 6-fold rotational symmetry
Cube
Properties
• 6 square faces
• 12 edges
• 8 vertices
Features
• All faces congruent
• All angles 90°
Sphere
Properties
• Infinite points equidistant from center
• Perfect symmetry
Features
• No edges or vertices
• One surface
Cylinder
Properties
• 2 circular faces
• 1 curved surface
Features
• 2 circular edges
Cone
Properties
• 1 circular base
• 1 curved surface
Features
• 1 vertex at apex
• 1 circular edge
Square Pyramid
Properties
• Square base
• 4 triangular faces
Features
• 5 vertices
• 8 edges
Number maze 1-100 generator
Number Path Maze New Maze Export JPG
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Place Value Blocks