The resistance of the wire in the platinum resistance thermometer at ice point is 
and at steam point is 
. When the thermometer is inserted in an unknown hot bath its resistance is found to be 
. The temperature of the hot bath is
A
100 
C
C
B
200 
C
C
C
300 
C
C
D
350 
C
C
Text Solution
Verified by ExpertsThe correct answer is:
B
Here,
As,
…(i)
Let the temperature of hot bath be 
Equating equations (i) and (ii), we get
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