Advertisements
Advertisements
Question
What do you understand by the following term as applied to screw gauge?
Negative zero error
Advertisements
Solution
Negative zero error: If the zero of the circular scale is above the reference line of the main scale, then the screw gauge is said to have negative zero error and correction is positive.
APPEARS IN
RELATED QUESTIONS
Define the term 'Vernier constant'.
State one use of a screw gauge.
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?
Which part of vernier callipers is used to measure the internal diameter of a hollow cylinder?
For what range of measurement is micrometre screw gauge used?
Find the volume of a book of length 25 cm, breadth 18 cm and height 2 cm in m3.
State whether the following statement is true or false by writing T/F against it.
The ratchet of a screw gauge is used to measure the depth of a beaker.
What is the least count in the case of the following instrument?
vernier calipers
Thickness of a cricket ball is measured by ______.
