Compare between strengthening in single crystalline and polycrystalline metals 23. state the mechanisms in which the strength of polycrystalline metals can be improved 24. compare between strain hardening and work hardening

the working equation for the angular size is the product of the physical size and 360 degrees divided by the product of two pi and distance from earth. the minimum size would be 0.559 degrees while the maximum size would be 0.49 degrees. 

elctricity and magnet is conversion to it

the answer is c. the lower legs are levers, and the knees are fulcrums. the ankles hold the loads.