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clear
//Given
v=-75.0 //cm
u=-25.0 //cm
//Calculation
f=1/((1/v)-1/u)
P=100/f
//Result
printf("\n (a) Power of the lens is %0.2f D",P)
printf("\n (b) The corrective lens produce a virtual imageof an object at 25 cm. The angular size of this image is the same as the object")
printf("\n (c) A hypermetropic eye may have normal far point.Hence the person prefers not to use the spectacles for distant object")
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