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KCET2017PhysicsSemiconductors

According to Cartesian sign convention, in ray optics

Options

  1. Aall distances are taken positive
  2. Ball distances are taken negative
  3. Call distances in the direction of incident ray are taken positive
  4. Dall distances in the direction of incident ray are taken negative

Correct answer

C. all distances in the direction of incident ray are taken positive

Step-by-step solution

According to Cartesian sign convention, in ray optics alldistances in the direction of incident ray are taken positive.

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