Plzz answer it fast......
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This is today's boards am I right comment me ok......
Ya answer is see h =10cm
u= -18cm......
f= 12cm......
By lens formula
1/v - 1/u = 1/f.............#putting value .......
V = 36cm.......
M = h'/h =v/u............#putting value ........
M = -20cm........
Therefore nature = virtual , enlarged.......
Position behind the lens ........
Size of image = -20cm......
Hope helpful
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