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प्रश्न
When does a vernier callipers has the negative error?
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उत्तर
Negative Error: If the zero of the vernier scale is on the left-hand side of zero of the main scale, the error is said to be negative and the correction is said to be positive.
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संबंधित प्रश्न
A screw gauge has a least count 0.001 cm and zero error +0.007 cm. Draw a neat diagram to represent it.
Define metre in terms of the wavelength of light.
Figure shows the position of vernier scale while measuring the external length of a wooden cylinder.
- What is the length recorded by the main scale?
- Which reading of vernier scale coincides with the main scale?
- Calculate the length.
State the formula for determining least count for a vernier callipers.
What do you understand by the following term as applied to micrometre screw gauge?
Thimble
What do you understand by the following term as applied to screw gauge?
Positive zero error
How the backlash error is avoided?
What is the least count in the case of the following instrument?
Stopwatch
