Mayank Gupta
from
Kulachi Hansraj Model School, New Delhi
Subject :NSO Class : Class 7
Hot milk is poured into four bowls as shown in figure. In which bowl the temperature of milk will drop at fastest rate?
A
B
C
D
Ans 1:
Edit Post
Ans 3:
Edit Post
Aditya Sai Vemparala
from
Amanora school, Pune
Class : Class 10
D but in level 2 same question ans given as c
Ans 6: (Master Answer)
Edit Post
Ans 7:
Edit Post
Shravan
from
KDARFS, Jamnagar
Class : Class 7
I think I can explain this. We know it has to be a metal bowl so that it conducts the heat from the milk. Now, if we have a thinner bowl, the conducted heat can be transferred to the air faster and more efficiently. That's why I think the answer is c and not d.
Ans 9:
Edit Post
Soumyajit Roy
from
Delhi Public School Jamnagar, Jamnagar
Class : Class 9
Admin from revisewise how?