Physics - Heat & Thermo Question with Solution | TestHub

PhysicsHeat & ThermoThermal ExpansionMedium2 minQB

PhysicsMediumsingle choice

Two liquids at 20°C and 40°C are mixed in equal masses. The mixture is at 32°C. What is the ratio of their specific heats, in that order?

Answer:

Solution:

$m c_{20} (32 - 20) = m c_{40} (40 - 32)$ .

$\frac{c _{20}}{c _{40}} = \frac{8}{12} = \frac{2}{3} .$

Subject:PhysicsTopic:Heat & ThermoSubtopic:Thermal Expansion

⏱ 2mℹ️ Source: QB

Loading discussions...