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Solve the following with regard to significant figures. (a) sqrt(4.5 - 3.31)(b) 5.9 xx 10^(5) - 2.3 xx 10^(4) (c) 7.18 + 4.3(d) 6.5 + 0.0136 |
| Answer» <html><body><p></p>Solution :(a) Among the two, the least <a href="https://interviewquestions.tuteehub.com/tag/number-582134" style="font-weight:bold;" target="_blank" title="Click to know more about NUMBER">NUMBER</a> of significant after decimal is one <br/> `sqrt(<a href="https://interviewquestions.tuteehub.com/tag/4-311707" style="font-weight:bold;" target="_blank" title="Click to know more about 4">4</a>.5 - 3.31) = sqrt(1.19) = 1.09` <br/> (<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a>) The number of minimum significant figures is 2 <br/> `5.9 xx 10^(5) - 2.3 xx 10^(4) = 5.9 xx 10^(5) - 0.23 xx 10^(5) = 5.67 xx 10^(10) = 5.7 xx 10^(10)` <br/> (<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a>) The lowest least number of significant digit after decimal is one <br/> 7.18 + 4.3 = 11.48 Rounding off we <a href="https://interviewquestions.tuteehub.com/tag/get-11812" style="font-weight:bold;" target="_blank" title="Click to know more about GET">GET</a> 11.5 <br/> (d) The lowest least number of significant digit after decimal is one <br/> 6.5 +0.0136 = 6.5136 = 6.5</body></html> | |