wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

In a photoelectric experiment for 4000A
incident radiation, the potential difference to stop the ejection is 2 V. If the incident light is changed to 3000A
, then the potential required to stop the ejection of electrons will be


A

2 V

No worries! We‘ve got your back. Try BYJU‘S free classes today!
B

Less than 2 V

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

Zero

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

Greater than 2 V

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D

Greater than 2 V


According to Einstein's photoelectric equation
E=W0+KmaxV0=hce[1λ1λ0]
Hence if λ decreases V0 increases


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Stopping Potential Revisited
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon