For a heater rated at 4kW and 220V, calculate: (a) the current, (b) the resistance of the heater, (c
Channel: Doubtnut
Date: 2020-01-26

For a heater rated at 4kW and 220V, calculate: (a) the current, (b) the resistance of the heater, (c) the energy consumed in 2 hours, and (d) the cost if 1kWh is priced at Rs 4.60.