How are cathode rays originated - Toppr
Cathode rays are named so because they are emitted by a negative electrode (cathode), in a vacuum tube, also called the cathode ray tube. Cathode rays are just a beam of electrons observed in a …
electrons - How did J. J. Thomson prove that the cathode rays were …
Dec 11, 2018 · In Thomson's experiment, he used a discharge tube to prove that the cathode rays that emanate from the cathode were made of "a stream of negatively charged particles" because they …
physical chemistry - Why does the cathode ray tube only start glowing ...
Feb 21, 2014 · Cathode rays travel in a straight line. This was confirmed with a Maltese cross covered with phosphor that illuminates with radiation. As voltage is applied between the cathode and the …
How are cathode rays produced? - Chemistry Stack Exchange
Oct 28, 2014 · Why cathode rays are produced if pressure of the gas discharge tube is lowered to about $10^{-4}$ atm? How bombardment of glass of gas discharge tube from cathode ray result in a faint …
Describe J.J Thomsons experiment on the discovery of cathode rays.
With respect to the discovery Of electron- cathode ray experiment, answer the following questions. (a) Who discovered cathode rays ? (b) Describe the experimental set up. (c) Define cathode rays. (d) …
electrons - Why did J.J. Thomson observe protons in his cathode ray ...
Jan 24, 2019 · However, according to Wikipedia, cathode rays are "streams of electrons observed in vacuum tubes." Thus, my question is: in J.J. Thomson's experiment, where are the protons …
J.J. Thomson's cathode ray tube experiment demonstrated …
In cathode ray experiment, in discharge tube 1, hydrogen gas is taken in tube 2 helium gas is taken will there by any difference in the e m value of anode rays?
J.J. Thomson's cathode-ray tube experiment demonstrated …
29. In cathode rays discharge tube experiment while descovering electron what was the behind that J.J Thomson did'nt notice canal rays in discharge tube having positive charge
Which of the following statements is not correct about the ...
Which of the following statements is not correct about the characteristics of cathode rays? They start from the cathode and move towards the anode. They travel in a straight line in the absence of an …
The specific charge of cathode ray particle - Toppr
Cathode ray particles are electrons. The specific charge of an electron is a universal constant. Hence, correct answer is option D. Was this answer helpful?