-
A.
β - rays are produced
-
B.
holes are produced
-
C.
x - rays are produced
-
D.
electrons leave a hot element
Correct Answer: Option D
Explanation
Thermionic emission is ejection of electron from a metal surface as a result of heating.
There is an explanation video available below.
Report an Error
Ask A Question
Download App
Explanation Video
Quick Questions
Contributions ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}