JEE Main 2021 Physics question
The peak electric field produced by the radiation coming from the 8 W bulb at a distance of 10 m is . The efficiency of the bulb is 10% and it is a point source. The value of x is.
Answer: 2
The peak electric field produced by the radiation coming from the 8 W bulb at a distance of 10 m is . The efficiency of the bulb is 10% and it is a point source. The value of x is.