| ⇦ | 
| ⇨ |
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: - A double slit experiment is performed with light of wavelength 500 nm. A thin film
- The ratio of speed of an electron in ground state in Bohr’s first orbit of hydrogen atom
- The component of vector A=2i+3j along the vector i+j is
- Two circuits have a mutual inductance of 0.1 H. What average e.m.f. is induced
- The dimension of 1/2ε₀E², where ε₀ is permittivity of free space and E is electric field
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A double slit experiment is performed with light of wavelength 500 nm. A thin film
- The ratio of speed of an electron in ground state in Bohr’s first orbit of hydrogen atom
- The component of vector A=2i+3j along the vector i+j is
- Two circuits have a mutual inductance of 0.1 H. What average e.m.f. is induced
- The dimension of 1/2ε₀E², where ε₀ is permittivity of free space and E is electric field
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