Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Medical
  • Photoelectric emission occurs only when the incident light has more than a certain minimum:Option: 1 frequency<

Photoelectric emission occurs only when the incident light has more than a certain minimum:

Option: 1

frequency


Option: 2

power


Option: 3

wavelength


Option: 4

intensity


Answers (1)

best_answer

\\ \text{According to Einstein's photoelectric equation}\\ $\mathrm{K}_{\mathrm{max}}=\mathrm{hv}-\mathrm{hv}_{\mathrm{o}}$ \\ since\ $\mathrm{K}_{\max }$ \ \text{is + ve, the photoelectric emission occurs only if}\\ hv>\mathrm{hv}_{\mathrm{o}}$ or $\mathrm{v}>\mathrm{v}_{\mathrm{o}}$ \\ The photoelectric emission occurs only when the incident light has more than a certain minimum frequency. This minimum frequency is called threshold frequency.

Posted by

Devendra Khairwa

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks

Similar Questions

Trending Articles/News

anam-khan

NEET UG 2025: SC dismisses plea claiming error in three questions, directs petitioner to HC
anam-khan

Same seat, two prices? KEA lists SMSIMSR MBBS fee as Rs 22 lakh for private quota, college says Rs 25L
anam-khan

Maharashtra NEET counselling 2025 registration extended; CAP round 1 MBBS, BDS selection list on August 11

Latest Question