1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard X
Physics
Energy Graph Diagram
Thermionic em...
Question
Thermionic emission from a heated filament varies with its temperature T as
A
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is
C
Suggest Corrections
1
Similar questions
Q.
Thermionic emission from a heated filament varies with its temperature T as
Q.
Name a substance used as cathode for thermionic emission. State its work function and the temperature to which it is to be heated for electron emission.
Q.
An isolated metal sphere is heated to a high temperature. Will it become positively charged due to thermionic emission?
Q.
How will the thermionic current vary if the filament current is increased?
Q.
The rate of emission of thermions is
temperature of the surface emitting thermions.
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Energy Graph Diagram
PHYSICS
Watch in App
Explore more
Energy Graph Diagram
Standard X Physics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app