MCQ
The unit of percentage error is
- ASame as that of physical quantity
- BDifferent from that of physical quantity
- ✓Percentage error is unit less
- DErrors have got their own units which are different from that of physical quantity measured
✓
Answer
Correct option: C.
Percentage error is unit less
c
$\%$ error $=\left(\frac{\text { measused }-\text { exact value }}{\text { exact value }} \times 100\right)$
$\%$ error $=\left(\frac{\text { measused }-\text { exact value }}{\text { exact value }} \times 100\right)$
Her, we are talking about ratio of same unit so from here we cansaly that - error is uniture.
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