engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Physics Work Power and Energy Power
Two heaters A and B have power rating of 1 kW and 2 kW, respectively. Those two are first connected in series and then in parallel to a fixed power source. The ratio of power outputs for these two cases is:
1
1 : 1
2
2 : 9
3
1 : 2
4
2 : 3