Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoHeat TransferMedium2 min

PhysicsMediuminteger

Ice starts forming on a lake and 1 cm forms in 5 hours. Find the time in hours for the thickness to grow from 2 cm to 3 cm.

Answer:

Solution:

$t \propto x^{2}$ . Time for 3 cm is $9 \times 5 = 45$ h and for 2 cm is $4 \times 5 = 20$ h. The difference is $25$ h.

Subject:PhysicsTopic:Heat & ThermoSubtopic:Heat Transfer

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