A copper block of mass 2.5 kg is heated in a furnace to a temperature of 500 °C and then…
Physics · JEE Advanced · NTA Exams — Thermodynamics
A copper block of mass 2.5 kg is heated in a furnace to a temperature of 500 °C and then placed on a large ice block. What is the maximum amount of ice that can melt ? (Specific heat of copper = 0.39 J g–1 K–1; heat of fusion of water = 335 J g–1).
- 2.6 kg
- 10 kg
- 3.8 kg
- 1.5 kg
Answer
(D) 1.5 kg
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Two rods of different materials having coefficients of thermal expansion α 1 , α 2 and Young’s modulli Y 1 …
- A black body is at a temperature of 2880 K. The energy of radiation emitted by this object with wavelength…
- 5.6 litre of helium gas at STP is adiabatically compressed to 0.7 litre. Taking the initial temperature to be…
- The plots of intensity versus wavelength for three black bodies at temperatures T 1 , T 2 and T 3…
- A ring consisting of two parts ADB and ACB of same conductivity K carries an amount of heat H. The ADB part…
- Three discs A, B and C having radii 2, 4, and 6 cm respectively are coated with carbon black. Wavelengths for…
- Two bodies A and B have thermal emissivities of 0.01 and 0.81 respectively. The outer surface areas of the…
- The rate of flow of heat depends on the nature of material, cross-sectional area and temperature gradient. If…
More Thermodynamics questions · Browse all practice questions