Question

A faulty thermometer has its upper and lower fixed points marked as 104°C and −4°C,respectively. What is the correct temperature if the above thermometer reads 32°C?​

Answer 1

Answer:

Explanation:

Use the following relation

(

S

−

L

E

P

U

F

P

−

L

F

P

)

Faulty scale

=

(

S

−

L

F

P

U

F

P

−

L

F

P

)

Correctscale

Substituting

(

S

−

L

F

P

U

F

P

−

L

F

P

)

Faulty scale

=

[

32

−

(

−

4

)

104

−

(

−

4

)

]

=

36

108

=

1

3

   (1)

and

(

S

−

L

F

P

U

F

P

−

L

F

P

)

Correct scale

=

S

−

0

100

−

0

S

100

  (2)

Equating and solving (1) and (2), we get

S

100

=

1

3

⇒

 

S

=

100

3

=

33.33

∘

C

(approximately)