Answer:
3.115×  meter
 meter
Explanation:
hall-petch constant for copper is given by
        =25 MPa
=25 MPa
       k=0.12 for copper
now according to hall-petch equation 
 =
= +
 +
240=25+
D=3.115×  meter
 meter
so the grain diameter using the hall-petch equation=3.115×   meter
 meter
 
        
             
        
        
        
Answer:
C.) Weight and distance I believe
Explanation:
 
        
             
        
        
        
Answer:
Explanation:
Reward him if he does his homework/work
If he doesnt do his homework, take things that he loves off of him. and tell him if he does his homework/work he will get them things back
 
        
             
        
        
        
Answer: Because if something goes wrong while you are flying it it will crash 
Explanation:
 
        
             
        
        
        
Answer:
In general a cache memory is useful because the speed of the processor is higher than the speed of the ram . so reducing the number of memory is desirable to increase performance .
Explanation:
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#hope it helps you ..
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