Question

The surface water in a lake is going to freeze. Now the temperature of water at the bottom is
(A) 274 K
(B) 277 K.
(C) 4K
(D) OK
A
B
С
D
Mark For Review & Next
Clear Response​

Answer 1

Answer:

As water freezes, cold water ( or ice formed) comes on the surface and warm water goes down.

Since the freezing temperature of water is 0  

o

C or 273 K.

So water at the bottom should be at higher temperature. From options, only higher temperature relative to 273K is 274 K.  

Answer is 274K.