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Question
State whether the following statement is true or false by writing T/F against it.
The metre scale, vernier calipers, and screw gauge are in decreasing order of least count.
Options
True
False
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Solution
True
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RELATED QUESTIONS
Define the term 'Vernier constant'.
Draw a neat and labelled diagram of a vernier callipers. Name its main parts and state their functions.
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.
In figure for vernier callipers, calculate the length recorded.
(a) A vernier scale has 20 divisions. It slides over the main scale, whose pitch is 0.5 mm. If the number of divisions on the left hand of the zero of vernier on the main scale is 38 and the 18th vernier scale division coincides with the main scale, calculate the diameter of the sphere, held in the jaws of vernier callipers.
(b) If the vernier has a negative error of 0.04 cm, calculate the corrected radius of the sphere.
Up to how many decimal places can a common vernier callipers measure the length in cm?
When does a vernier callipers has the negative error?
What do you understand by the term least count of screw?
Consider the following case where the zero of vernier scale and the zero of the main scale are clearly seen. If L.C. of the vernier calipers is 0.01 cm, write the zero error and zero correction of the following.
