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ICSE Class 9 Answered

When a thermometer is taken from the melting ice to a warm liquid, the mercury level rises to two-fifth of the distance between the lower and the upper fixed points.  Find the temperature of the liquid (i) in  and (ii) in K.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

1. On Celsius scale, the interval between the lower and the upper fixed points = 1000C

Therefore, th of the interval between the fixed points =

Since the lower fixed point is 00C, hence the temperature of warm liquid = 400C

2. Now t = 400C, T =?

On Kelvin scale, T = 273 + t = 273 + 40 = 313 K

Answered by | 04 Jun, 2014, 03:23: PM
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