Report - Teachingbd … · 01/03/2017  · Aa¨vq-9: Zi½ T 1 T 2 = l 1 2 l 2 2 ev, T 4T K.= l 1 2 l 2 2 ev, l 1 2 l 2 2 = T 4T ev, l 2 l 1 = 2 l 2 = 2 l 1 = 2 50 cm = 100 cm. N g‡b Kwi,

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