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संबंधित प्रश्न
The wavelength of light is 589 nm. what is its wavelength in Å?
When is a vernier Callipers said to be free from zero error?
Name the instrument which can accurately measure the following
The internal diameter of the neck of a water bottle
The final result of the calculation in an experiment is 125,347,200. Express the number in term of significant place when accuracy is between 1 and 100
State the correction if the positive error is 7 divisions when the least count is 0.01 cm.
State the correction if the negative error is 7 divisions when the least count is 0.01 cm.
A micrometre screw gauge has a negative zero error of 8 divisions. While measuring the diameter of a wire the reading on the main scale is 3 divisions and the 24th circular scale division coincides with baseline.
If the number of divisions on the main scale are 20 to a centimetre and circular scale has 50 divisions, calculate
- pitch
- observed diameter.
- least count
- corrected diameter.
How the backlash error is avoided?
