Which measurement instrument is used here?
A student measured the length of a rod and wrote it as 3.50 cm. Which instrument did he use to measure it?
(A). A meter scale
(B). A Vernier caliper where the 10 divisions in Vernier scale matches with 9 division in mainscale and main scale has 10 divisions in 1 cm
(C). A screw gauge having 100 divisions in the circular scale and pitch as 1 mm.
(D). A screw gauge having 50 divisions in the circular scale and pitch as 1 mm.
How to find the answer to this question?
- NCSLv 71 month agoFavourite answer
Google it. Seriously. This was the first hit:
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- Planck DensityLv 41 month ago
A freshman unit without COVID-19!