The near point of a person is `50 cm` and the far point is `1.5m`. The spectales required for reading purpose and for seeing distant objects are respectively

The near point of a person is 50 cm and the far point is 1.5m . The spectacles required for reading purpose and for seeing distant objects are respectively

A persons near point is 0.5 m and far point is 2 m. Power of spectacles lenses required for reading purposes is :

A persons near point is 50 cm and his far point is 3m. Powers of the lenses he requires for (i) reading and (ii) seeing distant stars are

A person's near point is 50 cm and his far point 3m . Power of the lenses he requires for (i) reading and (ii) for seeing distant stars are

A person's near point is 50 cm and his far point 3m . Power of the lenses he requires for (i) reading and (ii) for seeing distant stars are

A student's near point is 0.5 m and far point is 3m . What are the powers of the spectacle lenses required for (a) reading the books and (b) seeing the distant objects ?