PE. 43. Calculate the hardness number of aluminum if a 120okg load is pressed through a steel ball with 10mm diameter if the depth of the depression is 3mm. Select one: O a 163 57 O b. 19.36 C. 15 91 Od 152.87

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PE. 43. Calculate the hardness number of aluminum if a 120okg load is pressed through a steel ball with 10mm diameter if
the depth of the depression is 3mm.
Select one:
O a. 163.57
O b. 19.36
O C. 15 91
O d 152.87
Transcribed Image Text:PE. 43. Calculate the hardness number of aluminum if a 120okg load is pressed through a steel ball with 10mm diameter if the depth of the depression is 3mm. Select one: O a. 163.57 O b. 19.36 O C. 15 91 O d 152.87
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