Question
Physics Question on Electromagnetic waves
Electromagnetic waves against their detection devices are matched below. The mismatch is
A
Gamma rays : Ionization chamber
B
Microwaves : Point contact diode
C
X-rays : Photographic film
D
Ultraviolet rays : Thermopiles
E
Infrared rays : Bolometer
Answer
Infrared rays : Bolometer
Explanation
Solution
The correct option is (E) : Infrared rays : Bolometer