JEE Main 2026 Physics question

A gas based geyser heats water flowing at the rate of 5.0 litres per minute from to . The rate of consumption of the gas is g/s. (Take heat of combustion of gas = J/g) specific heat capacity of water = 4200 J/kg.°C

• (1)2.1
• (2)4.2
• (3)0.42Correct
• (4)0.21