JAMB Physics 2017 Objective — Question 23
Question 23 of 40 from the Joint Admissions and Matriculation Board (JAMB) Physics 2017 Objective paper, with the correct answer and a full explanation.
Advertisement
What is the energy of a radiation that has the frequency of 8.2x10¹⁶Hz? [h=6.63x10⁻³⁴Js]
- A. A. 5.44x10⁻¹⁷JCorrect
- B. B. 1.24x10⁻¹⁸J
- C. C. 5.44x10⁻¹⁸J
- D. D. 1.24x10⁻¹⁷J
Explanation
E=hf = 6.63x10⁻³⁴ x 8.2x10¹⁶ = 5.44x10⁻¹⁷J.
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.