Q. Einstein’s photoelectric equation states that $E_{k} = hv - W$ Here, $E_{k}$ refers to
A) Kinetic energy of all ejected electrons
B) Mean kinetic energy of emitted electrons
C) Minimum kinetic energy of emitted electrons
D) Maximum kinetic energy of emitted electrons
Explanation
The correct answer is Option D: Maximum kinetic energy of emitted electrons.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.