A point source of 100 W emits light with 5% efficiency. At a distance of 5 m from the source, the intensity produced by the electric field component is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
Experimentally it is found that 12. 8 eV energy is required to separate a hydrogen atom into a prot…
An electric dipole of dipole moment is 6. 0 x 10 -6 C m placed in a uniform electric field of 1.5 x…
<p>Three concentric spherical metallic shells JC, Y and Z of radius a, b and c respectively [a <…
An electron revolves around an infinite cylindrical wire having uniform linear charge density 2 x 1…
As shown in the figure, a configuration of two equal point charges (q Q = +2 µC) is placed on an in…
A thin infinite sheet charge and an infinite line charge of respective charge densities + and + a…