An Object 30 Cm in Front of a Concave Spherical

question 89

Short Answer

An object 30 cm in front of a concave spherical mirror (f = 10 cm) is moved toward the mirror until it is 20 cm from it. Sketch ray diagrams for these cases and estimate the factor by which the image magnification changes.

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The currency of Thailand, used as the standard monetary unit in the country.

Put Option

A financial contract that gives the holder the right, but not the obligation, to sell a specified amount of an underlying asset at a predetermined price within a specified time frame.

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A financial strategy used to reduce risk by taking offsetting positions in a security and its derivative, ensuring gains in one offset losses in the other.

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