If zero line of Vernier scale coincides with zero of main scale, then zero error is ______?
اگر ورنیئر اسکیل کی صفر لائن مین اسکیل کے صفر کے ساتھ ملتی ہے، تو صفر کی خرابی ______ ہے؟
Answer: Zero
Explanation
- If the zero line of the Vernier scale coincides with the zero of the main scale, it means that there is no zero error.
- Zero error occurs when the zero of the Vernier scale is not aligned with the zero of the main scale, resulting in a systematic error in the measurements.
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