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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 7

Scientists use the Kelvin scale (K) as an alternative temperature scale to degrees Celsius (°C) by the relation T°C = (T + 273)K. Convert the following to Kelvin: −400°C

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Question

Scientists use the Kelvin scale (K) as an alternative temperature scale to degrees Celsius (°C) by the relation T°C = (T + 273)K. Convert the following to Kelvin:

−400°C

Sum
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Solution

−400°C = (−400 + 273)K

= −127K

shaalaa.com
Statement Problems on Integers Using All Fundamental Operations.
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Chapter 1: Number System - Exercise 1.5 [Page 28]

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Samacheer Kalvi Mathematics - Term 1 [English] Class 7 TN Board
Chapter 1 Number System
Exercise 1.5 | Q 3. (iii) | Page 28

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