Question

if a dial indicator has a second needle, it will be smaller and it indicates the coarse reading of

select one:

a. hundredths of an inch

b. thousandths of an inch

c. tenths of an inch

d. none of the above

Explanation:

In a dial - indicator, the second (coarse - reading) needle typically indicates tenths of an inch.

Answer:

c. Tenths of an inch