1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard X
Physics
Latent Heat of Vaporization
Why does evap...
Question
Why does evaporating sweat cools human body?
A
Condensation
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Evaporate cooling
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
Evaporate heating
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Melting
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is
B
Evaporate cooling
Evaporation involves conversion of liquid to vapor which happens when latent heat is absorbed by the liquid.
During sweating, human body is cooled by evaporation of sweat molecules which takes place by absorbing latent heat of evaporation from our body.
Suggest Corrections
2
Similar questions
Q.
Why does sweating occur in human beings?
Q.
What is evaporation? State the various factors which affect evaporation.
(b) Why does evaporation cool a liquid?
Q.
How much heat does a body lose when
0.36
g of sweat evaporated from the skin at
25
0
C? (Assume that sweat contains only water).
Q.
Why do we feel cool when we sweat?
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Latent Heat of Vaporization_Tackle
PHYSICS
Watch in App
Explore more
Latent Heat of Vaporization
Standard X Physics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app