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Two rods have lengths measured as (1.8 p...

Two rods have lengths measured as `(1.8 pm 0.2)`m and `(2.3 pm 0.1)`m. Calculate their combined length with error limits.

Text Solution

Verified by Experts

The correct Answer is:
`(4.1 pm 0.3)` m
`L= L_1 + L_2 = (1.8 pm 0.2) + (2.3 pm 0.1)`
`= 4.1 pm 0.3 `m
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Knowledge Check

  • In the density measurement of a cube, the mass and edge length are measured as (10.00 pm 0.10) kg and (0.10 pm 0.01)m , respectively. The relative error in the measurement of density is:

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