Page 132 - WCS - Electrical
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WORKSHOP CALCULATION & SCIENCE  - CITS



























































           Hardness (Fig 10)
           Hardness is a measure of a metal’s ability to withstand scratching, wear and abrasion, indentation by harder
           bodies.  The hardness of a metal is tested by marking by a file etc.




























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                                           CITS : WCS - Electrical - Exercise 11
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