materials I used : Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 45cm ( 18 inch) 28 gauge ( wire diameter 0.3mm ) : 50cm ( 20 inch) Beads : 8mm ( moonstone ) You can use a ruler with a width ...
Abstract: OMR (optical mark recognition) software is used for checking answer sheets in the education sector. The machines or techniques which were used in previous times are very costly, ...
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