Question

which are the cartesian convention used in Optics for 11th standard.​

Answer 1

Answer:

• This sign convention is known as New Cartesian Sign Convention. Sign is taken as – (negative) from pole of a spherical mirror towards object along the principal axis. This means sign is always taken as – (negative) in front of a spherical mirror.

Explanation:

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Answer 2

answer:

In cartesian sign convention direction of incident ray is taken as +ve . If incident is travelling from left to right the distance, measured along right direction will be taken as positive. We can treate this direction as +ve x axis direction and rest can be decided on the basis of graph that we use in mathematics.

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