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  4. The least count of the metre rod is 0.1 cm. What is the permissible error in the length of the rod measured with it ?

Q. The least count of the metre rod is 0.1 cm. What is the permissible error in the length of the rod measured with it ?

 3493  187 Physical World, Units and Measurements Report Error

Solution:

Permissible error = ± least count = ± 0.1 cm