Ask Questions, Get Answers

Want to ask us a question? Click here
Browse Questions
0 votes

If no radiation is falling on plate C, the number of electrons appeared on the surface of cathode C when jockey is connected at end P of the rheostat is

$\begin {array} {1 1} (a)\;8.85 \times 10^6 & \quad (b)\;8.85 \times 10^9 \\ (c)\;1.77 \times 10^{10} & \quad (d)\;0 \end {array}$


Can you answer this question?

1 Answer

0 votes
Ans : (d)
There will be no emission of photoelectrons if no light of
suitable frequency falls on photosensitive surface.


answered Dec 30, 2013 by thanvigandhi_1
edited Mar 13, 2014 by thanvigandhi_1

Related questions

Ask Question
student study plans
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App