| ⇦ | 
| ⇨ |
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 Young’s double slit experiment the distance between the slits and the screen
- A car moving with a speed of 50 kmh⁻¹ can be stopped by brakes after at least 6 m
- The number of beta particles emitted by a radioactive substance is twice the number
- The potential differences across the resistance, capacitance and inductance
- A block of mass 5 kg is moving horizontally at a speed of 1.5 m/s. A perpendicular force
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Young’s double slit experiment the distance between the slits and the screen
- A car moving with a speed of 50 kmh⁻¹ can be stopped by brakes after at least 6 m
- The number of beta particles emitted by a radioactive substance is twice the number
- The potential differences across the resistance, capacitance and inductance
- A block of mass 5 kg is moving horizontally at a speed of 1.5 m/s. A perpendicular force
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