Who among the following experimentally demonstrated the existence of electromagnetic waves?
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → Hertz
NCERT (2026-27):
Introduction – “… Maxwell’s work thus unified the domain of electricity, magnetism and light. Hertz, in 1885, experimentally demonstrated the existence of electromagnetic waves. Its technological use by Marconi and others led in due course to the revolution in communication that we are witnessing today.”