AP EAMCET Medical 2016 Paper

A metal bar of mass 1.5 kg is heated at atmospheric pressure. Its temperature is increased from 30 °C to 60 CC. Then the work done in the process is
(Volume expansion coefficient of the metal = 5 × 10−5°C−1
Density of the metal = 9 × 103kgm−3
Atmosphericpressure = 1 × 105 Pa)