[Answer] in the absence of magnetic or electric fields cathode rays ________________

Answer: alpha and beta rays

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in the absence of magnetic or electric fields cathode rays ________________ In 1897 British physicist J. J. Thomson showed that cathode rays were composed of a previously unknown negatively charged particle which was later named the electron. Cathode-ray tubes (CRTs) use a focused beam of electrons deflected by electric or magnetic fields … CNTs can be used as electron guns in miniature cathode ray tubes (CRT) in high-brightness low-energy low-weight displays. A display would consist of a group of tiny CRTs each provid...

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