The order of voltage applied across the ends of an $X$-ray tube is ...... $V$.

Atomic number of anticathode material in an $X$-ray tube is $41$. Wavelength of $K_\alpha$ $X$-ray produced in the tube is ........ $\mathring A$.

Which one of the following statements is $WRONG$ in the context of $X$-rays generated from an $X$-ray tube?

The $K_{\alpha}$ characteristic $X$-ray refers to the transition:

An electron beam strikes a target at an accelerating potential of $50 \,kV$. Which of the following frequencies of $X$-rays will not be obtained?

How are $X$-rays produced in the laboratory?