⇦ | ⇨ |
A photosensitive metallic surface has work function, hν₀. If photons of energy 2hν₀ fall on this surface, the electrons come out with a maximum velocity of 4×10⁶m/s. When the photon energy is increased to 5hν₀, then maximum velocity of photoelectrons will be
Options
(a) 2×10⁷ m/s
(b) 2×10⁶m/s
(c) 8×10⁶m/s
(d) 8×10⁵m/s
Correct Answer:
8×10⁶m/s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The cadmium rods are used in nuclear reactor to
- The potential energy of particle in a force field is U = A/r² – b/r, where A and B
- If the lattice parameter for a crystalline structure is 3.6 Å, then the atomic radius
- The cylindrical tube of a spray pump has radius R, one end of which has n fine holes,
- A thermodynamic system undergoes cyclic process ABCDA as shown in figure
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The cadmium rods are used in nuclear reactor to
- The potential energy of particle in a force field is U = A/r² – b/r, where A and B
- If the lattice parameter for a crystalline structure is 3.6 Å, then the atomic radius
- The cylindrical tube of a spray pump has radius R, one end of which has n fine holes,
- A thermodynamic system undergoes cyclic process ABCDA as shown in figure
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