General Physics Question 18
Question 18
- The edge of a cube is measured using a vernier caliper. (9 divisions of the main scale is equal to 10 divisions of vernier scale and 1 main scale division is
(2005, 2M)
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Answer:
Correct Answer: 19.
Solution:
Measure reading of edge
Volume of cube,
[After rounding off upto 3 significant digits, as edge length is measured upto 3 significant digits]
(After rounding off to 3 significant digits)
