Question
Question 22: If the back of your hand is moistened with alcohol, you will find that it rapidly becomes dry. Why is it that while it is drying, your hand feels cool?
Found 2 tutors discussing this question
Discuss this question LIVE
10 mins ago
Text solutionVerified
Answer:
The alcohol absorbs latent heat of vaporization from the surface of our hands and evaporates. Drawing heat and therefore, cooling our hand in the process.
Was this solution helpful?
17
Share
Report
One destination to cover all your homework and assignment needs
Learn Practice Revision Succeed
Instant 1:1 help, 24x7
60, 000+ Expert tutors
Textbook solutions
Big idea maths, McGraw-Hill Education etc
Essay review
Get expert feedback on your essay
Schedule classes
High dosage tutoring from Dedicated 3 experts
Practice more questions from Work and Energy
Question 1
Views: 5,240
Distance above ground | Velocity |
5 m 3.2 m 0 m | 0 m/s 6 m/s 10 m/s |
Question 2
Medium
Views: 5,332
Practice questions on similar concepts asked by Filo students
Question 1
Views: 5,769
Question 2
Views: 5,091
Question 4
Views: 5,235
Stuck on the question or explanation?
Connect with our Science tutors online and get step by step solution of this question.
231 students are taking LIVE classes
Question Text | Question 22:
If the back of your hand is moistened with alcohol, you will find that it rapidly becomes dry. Why is it that while it is drying, your hand feels cool? |
Topic | Work and Energy |
Subject | Science |
Class | Class 9 |
Answer Type | Text solution:1 |
Upvotes | 17 |