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प्रश्न
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उत्तर
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संबंधित प्रश्न
Define the least count of vernier callipers. How do you determine it?
What is meant by zero error of vernier callipers ? How is it determined? Draw neat diagrams to explain it. How is it taken in account to get the correct measurement?
Draw a neat and labelled diagram of a screw gauge.
Name its main parts and state their functions.
A screw has a pitch equal to 0.5 mm. What should be the number of divisions on its head so as to read correctly up to 0.001 mm with its help?
Define metre in terms of the wavelength of light.
When does a vernier callipers has the positive error?
What do you understand by the following term as applied to screw gauge?
Positive zero error
How the backlash error is avoided?
State whether the following statement is true or false by writing T/F against it.
A metre scale can measure a length of 6.346 cm.
