9. Ukukhutshwa kwelaser akulawuleki. Kuqhubeka kukhupha nangona kungekho sicelo senkqubo esifunekayo?
Indlela 1: Fumana ikhompyutha yakho ukuze ujonge ukuba ingaba ichatshazelwe yintsholongwane na.
Indlela yesi-2: Imigca yesignali ye-Optical iguqulwe, tshintsha uqhagamshelo oluchanekileyo.
