the power of combination of lenses x and y is +50.the focal length of combination of lens x is 14cm . state the nature and focal length of lens y.
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The resultant power of the combination of two lenses is the algebraic sum of the powers of the individual lenses. The focal length of the lens Y is -60 cm. (b) The focal length of the lens Y is negative. Therefore, the lens is concave and diverging in nature.
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1
Answer:
The resultant power of the combination of two lenses is the algebraic sum of the powers of the individual lenses. The focal length of the lens Y is -60 cm. (b) The focal length of the lens Y is negative. Therefore, the lens is concave and diverging in nature
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