Dual Nature Of Light Question 373

Question: X-rays are produced in an X-ray tube operating at a given accelerating voltage. The wavelength of the continuous X-rays has values from

Options:

A) $ 0\text{ to }\infty $

B) $ {\lambda_{\min }}\text{ to }\infty \text{ where }{\lambda_{\max }}M\infty $

C) $ 0\text{ to }{\lambda_{\max }}\text{ where }{\lambda_{\max }}<\infty $

D) $ {\lambda_{\min }}\text{ to }{\lambda_{\max }}\text{ where 0}{\lambda_{\min }}<{\lambda_{\max }}<\infty $

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Answer:

Correct Answer: B

Solution:

[b] The continuous X-ray spectrum is shown in figure. All wavelengths $ >{\lambda_{\min }} $ are found, $ {\lambda_{\min }}=\frac{12400}{V( \text{in volts} )}\overset{o}{\mathop{A}}, $ Where (in volts) Here V is the applied voltage. c