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Thermometry, Thermal Expansion and Calorimetry — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsThermometry, Thermal Expansion and Calorimetry1 Mark
MCQ
During constant temperature, we feel colder on a day when the relative humidity will be
  • ✓
    $25 \%$
  • B
    $12.5 \%$
  • C
    $50 \%$
  • D
    $75 \%$
✓

Answer

Correct option: A.
$25 \%$
(a) When the relative humidity is low (approx. $25\%$), the evaporation from our body is faster. Thus we feel colder.

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