Teaching RPSC School Lecturer Mock Test Series 2024 Physics Current, Resistance and Electricity Power in Electric Circuits
A family uses 8 kW of power. Direct solar energy is incident on the horizontal surface at an average rate of 200 W per square meter. If 20% of this energy can be converted to useful electrical energy, how large an area is needed to supply 8 kW?
1
200 m2
2
40 m2
3
5 m2
4
800 m2
5
Question Not Attempted