make a diagram to show how hypermetropia is corrected. the near point of a hypermetropic eye is 1 m.what is the power of the lens required to correct this defect .assume that the near point of the normal eye is 25 CM
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8
⭐⭐hey mate!
To find the focal length apply the formula
F = (N.P)(D) / N.P -D
Where ,
N.P = near point
D = least distance
1/F = 1/v -1/u
1/F = 1/-100 - 2/-25
F =100/3
Power = 3/100 × 100 = 3D
#phoenix
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silu12:
sorry ...tumhe msg karne ke liye
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#HOPE IT HELPS...^_^
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