Which of the following need not to be changed in case of box sextant? Options: A . &nbspLine of sight B . &nbspIndex glass C . &nbspIndex error D . &nbspLens

Which of the following need not to be changed in case of box sextant?

Question

Which of the following need not to be changed in case of box sextant?

Options:

A . Line of sight

B . Index glass

C . Index error

D . Lens

Answer: Option B
Answer: (b).Index glass

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