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Physics ppr1 doubts

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moon:
Plz i need help in NOV. 2006 Q 16, didn't understand how the answer is calculated here....   ??? ???

Ghost Of Highbury:
22cm - 100'C

2cm - 0'C

that means 22-2 cm - 100'C

20cm - 100'C

1cm - 5'C

now,

the reading in the thermometer is 8cm

which is 6cm above from 2

1cm - 5'C
6cm - 30'C

Answer : C, 30'C

hope u understood

moon:
ok, I understood that question now $ thanx a lot 4 helping me....

Ghost Of Highbury:
welcome

nits94:
hey I have a problem... please help me with this.. Thanks :)
 

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