Using h = 6.63 × 10⁻³⁴ J·s, what is the energy of a photon of frequency 1 × 10¹⁴ Hz, in units of 10⁻²⁰ J?
A) 3.315 B) 9.945 C) 13.26 D) 6.63 Answer: D Explanation: Use photon energy E = hf, with the requested […]
Atomic & Modern Physics, Physics
Atomic & Modern Physics
Atomic & Modern Physics, Physics
Using h = 6.63 × 10⁻³⁴ J·s, what is the energy of a photon of frequency 2 × 10¹⁴ Hz, in units of 10⁻²⁰ J?
A) 6.63 B) 19.89 C) 13.26 D) 26.52 Answer: C Explanation: Use photon energy E = hf, with the requested […]
Atomic & Modern Physics, Physics
Using h = 6.63 × 10⁻³⁴ J·s, what is the energy of a photon of frequency 3 × 10¹⁴ Hz, in units of 10⁻²⁰ J?
A) 9.945 B) 19.89 C) 29.835 D) 39.78 Answer: B Explanation: Use photon energy E = hf, with the requested […]
Atomic & Modern Physics, Physics
Using h = 6.63 × 10⁻³⁴ J·s, what is the energy of a photon of frequency 4 × 10¹⁴ Hz, in units of 10⁻²⁰ J?
A) 26.52 B) 13.26 C) 39.78 D) 53.04 Answer: A Explanation: Use photon energy E = hf, with the requested […]
Atomic & Modern Physics, Physics
Using h = 6.63 × 10⁻³⁴ J·s, what is the energy of a photon of frequency 5 × 10¹⁴ Hz, in units of 10⁻²⁰ J?
A) 16.575 B) 49.725 C) 66.3 D) 33.15 Answer: D Explanation: Use photon energy E = hf, with the requested […]
Atomic & Modern Physics, Physics
Using h = 6.63 × 10⁻³⁴ J·s, what is the energy of a photon of frequency 6 × 10¹⁴ Hz, in units of 10⁻²⁰ J?
A) 19.89 B) 59.67 C) 39.78 D) 79.56 Answer: C Explanation: Use photon energy E = hf, with the requested […]
Atomic & Modern Physics, Physics
What happens to photon energy as electromagnetic frequency rises?
A) It decreases to zero B) It increases C) It remains fixed for all radiation D) It becomes negative Answer: […]
Atomic & Modern Physics, Physics
What is the name of emission of electrons from a material after absorption of suitable light?
A) Bohr model B) Special relativity C) Photoelectric effect D) Electron diffraction Answer: C Explanation: Photoelectric effect refers to emission […]
Atomic & Modern Physics, Physics
What is the name of the lowest energy state of a quantum system?
A) Length contraction B) Blackbody spectrum C) Ground state D) Work function Answer: C Explanation: Ground state refers to the […]
Atomic & Modern Physics, Physics
What is the name of the relationship allowing mass and energy to be expressed in common units?
A) Stefan-Boltzmann law B) Wave-particle duality C) Mass-energy equivalence D) Excited state Answer: C Explanation: Mass-energy equivalence refers to the […]