| ⇦ | 
| ⇨ |
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: - In which of the processes, does the internal energy of the system remain constant?
- A current of 5 A is flowing at 220 V in the primary coil of a transformer. If the voltage
- The radius of the convex surface of a plano-convex lens is 20 cm and the refractive index
- One-fourth length of a spring of force constant K is cut away. The force constant
- Masses of three wires of copper are in the ratio of 1:3:5 and their lengths
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In which of the processes, does the internal energy of the system remain constant?
- A current of 5 A is flowing at 220 V in the primary coil of a transformer. If the voltage
- The radius of the convex surface of a plano-convex lens is 20 cm and the refractive index
- One-fourth length of a spring of force constant K is cut away. The force constant
- Masses of three wires of copper are in the ratio of 1:3:5 and their lengths
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