Question

what are positive and negative zero errors​

Answer 1

Answer:

In positive zero error, the value is more than the actual measurement therefore on subtracting we get the actual value. In negative zero error, the apparent value is less than the actual value therefore on subtracting, the negative sign becomes positive and we obtain the real value.

Answer 2

Answer:

In positive zero error, the value is more than the actual measurement therefore on subtracting we get the actual value. In negative zero error, the apparent value is less than the actual value therefore on subtracting, the negative sign becomes positive and we obtain the real value.

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