| ⇦ | 
| ⇨ |
A and B are two metals with threshold frequencies 1.8 x 10¹⁴ Hz and 2.2 x 10¹⁴ Hz. Two identical photons of energy 0.825 eV each are incident on them. Then photoelectrons are emitted in (Take h=6.6 x 10³⁴ Js)
Options
(a) B alone
(b) A alone
(c) neither A nor B
(d) both A and B
Correct Answer:
A alone
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - If the angular momentum of any rotating body increase by 200 % , then the increase
- For a satellite moving in an orbit around the earth, the ratio of kinetic
- Two identical long conducting wires AOB and COD are placed at right angle
- An experiment takes 10 minutes to raise temperature of water from 0⁰C to 100⁰C
- The electric field at a distance 3R / 2 from the centre of a charged conducting
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If the angular momentum of any rotating body increase by 200 % , then the increase
- For a satellite moving in an orbit around the earth, the ratio of kinetic
- Two identical long conducting wires AOB and COD are placed at right angle
- An experiment takes 10 minutes to raise temperature of water from 0⁰C to 100⁰C
- The electric field at a distance 3R / 2 from the centre of a charged conducting
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply