Question
Question: The continuous X-rays spectrum produced by an X-ray machine at constant voltage has....
The continuous X-rays spectrum produced by an X-ray machine at constant voltage has.
A
A maximum wavelength
B
A minimum wavelength
C
A single wavelength
D
A minimum frequency
Answer
A minimum wavelength
Explanation
Solution
Continuous spectrum of X-rays consists of radiations of all possible wavelength range having a definite short wavelength limit.