Question

Which of the following waves has the maximum wavelength?

• A. X - rays
• B. I.R. rays
• C. UV rays
• D. radio waves

Answer 1

Answer: (D)

${\lambda }_{\text{Radio waves }}>{\lambda }_{U{V}_{\text{rays }}}>{\lambda }_{IR\text{ rays }}>{\lambda }_{X\text{ -rays }}$