Physics, asked by ahmadparveze468, 1 year ago

the number of lines ruled per centimeter of a diffraction grating is 4000.its grating element is ______________

Answers

Answered by monica47

0

1000 cm in length !!!!!!!

Answered by hanzalaashfaq42301

13

Answer:

2.5 × 10-4

please mark me as brainliest

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