Question

. The electrical energy required to heat
a bucket of water to a certain
temperature is 4 kWh. If the heat losses
are 20 percent, the energy input is
(a) 2 kWh
(6) 3.2 kWh
(e) 5 kWh
(d) 6 kWh​

Answer 1

the energy input is 3.2 kwh