Which rays can penitrate through walls
Answers
Answered by
0
Answer:
gamma rays and radio waves
Answered by
0
Answer:
microwave
Explanation:
It can penetrate walls. Microwave cannot penetrate a metal board, or a metal web if the mesh size is small enough compared to wavelength. Generally, walls are made of metals and concretes, thus microwave go through walls with attenuation. That's why routers can spread WiFi signals within several rooms.
Similar questions