railway RRB Technician Grade 1 Mock Test 2024 Physics Thermal Properties of Matter Temperature and heat
The quantity of heat required to raise the temperature of a steel forging of mass 180 kg from 300 K to 1265 K is-
(Specific heat of steel = 0.49 kJ/kg K)
1
26460 kJ
2
35173 kJ
3
85113 kJ
4
11573 kJ