Modern Physics 4 Question 29

30. In an X-ray tube, electrons accelerated through a potential difference of $15,000 V$ strike a copper target. The speed of the emitted X-ray inside the tube is ……. $m / s$.

(1992, 1M)

Show Answer

Solution:

  1. X-rays are electromagnetic waves and electromagnetic waves travel with the speed of light i.e. $3.0 \times 10^{8} m / s$.


NCERT Chapter Video Solution

Dual Pane