Question

Are you caliper has 10 divisions it slides over a main scale who's picture is 1.0 MM if the number of divisions on the left hand of zero of the veneer on the main scale or two and the fourth veneer scale division car inside with the main scale the length in centimetres if the instrument has a negative error of 0.03 cm find the Correct length

Answer 1

the answer is 0.270 CM .