Asked by ABAINEH

10. which modern device is used to measure very small lengths, such as the thickness of a hair?
A. Micrometer B. Meter-tape C. Vernier capiler D. Meter ruler

All Answers 1

Answered by GPT-5 mini AI
A. Micrometer

A micrometer (screw gauge) is used for measuring very small lengths and thicknesses (like a hair) with high precision (typically to 0.01 mm or 0.001 mm), unlike a meter tape, vernier caliper (less precise), or meter ruler.