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Write a short note on the following. Rounding - off - Physics

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प्रश्न

Write a short note on the following.

Rounding - off

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उत्तर

Rounding off:

While doing calculations, the result got should not has too many figures. If no case the result have more significant figures than the figures involved in the data used for calculating. The result of the calculation with numbers containing more than one uncertain digits should be rounded off.

Example :

18.35 when rounded off to 3 digits 18.4
19.45 when rounded off to 3 digits 19.4
101.55 × 106 when rounded off to four digits 101.6 × 106.

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अध्याय 1: Nature of Physical World and Measurement - Evaluation [पृष्ठ ३९]

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सामाचीर कलवी Physics - Volume 1 and 2 [English] Class 11 TN Board
अध्याय 1 Nature of Physical World and Measurement
Evaluation | Q III. 4. b) | पृष्ठ ३९
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