A standard micrometer has 0.5 mm divisions on the main scale and then the 0.mm is divided in 50 parts, ( on the thimble). The reading error is NB.

A standard micrometer has 0.5 mm divisions on the main scale and then the 0.5.mm is divided in 50 parts, ( on the thimble). The reading error is

NB. You have a reading error when you close the micrometer, and also when the object is measured!

Select one:

a. 0.1 mm

b. 0.007mm

c. 0.01 mm

d. 0.005 mm

e. it depends on the size of the measured object