Convert 80 K temperatures on the Celsius scale.

Short/Brief Note

T_k = 80 K
Tc = T_k -273
Tc = 80 - 273
T_c = -153⁰C

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Chapter 5: Heat and Energy - Exercise [Page 229]

Chapter 5 Heat and Energy
Exercise | Q 5 | Page 229

Name two scales of temperature. How are they interrelated?

A body radiates out 300 calories of heat energy. How much heat energy is radiated out by the body in joules?

Convert the following temperature into Celsius scale:
104^oF

Give a scientific reason for the following:
On a hot sunny day, it is advisable to wear light coloured clothes.

Assertion (A): 0 °C = 273.16 K. For our convenience we take it as 273 K after rounding off the decimal.

Reason (R): To convert a temperature on the Celsius scale we have to add 273 to the given temperature.