From the diagram above, the measuring accuracy of the micrometer screw gauge is
Attached Figure / Diagram
A
4.78mm
B
4.16mm
C
4.66mm
D
4.70mm
Verified Correct Answer: B.
Physical Principles & Numerical Solution
Micrometer screw gauge reading = main scale reading + vernier scale reading
= 4.0mm + 16mm = 4.16mm
Source: Myschool Past Questions Archive (Record #44739)