How do television radio and phone signals spread?
How do television radio and phone signals spread?
Past Papers:
Agriculture Department — Past Paper MCQs
A: Electromagnetic waves
B: Infrared waves
C: UV waves
D: None of these
Electromagnetic waves transmit television radio and phone signals. This question tests knowledge of physics in everyday science exams. Their role in communication is a significant topic. Update (as of 2025-09-05)