Multiple Choice
A quantum of radiation has an energy of 1.3 keV.What is its frequency? (h = 6.63 × 10−34 J⋅s and 1 eV = 1.60 × 10−19 J)
A) 6.3 × 1017 Hz
B) 3.1 × 1017 Hz
C) 4.8 × 1017 Hz
D) 7.2 × 1017 Hz
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q16: Star A has the peak of its
Q28: What is the energy of a photon
Q31: A helium-neon laser emits red light having
Q32: What is the maximum velocity of a
Q34: What is the de Broglie wavelength for
Q35: A proton (mass = 1.67 × 10−<sup>27</sup>
Q36: What is the wavelength of a monochromatic
Q37: Which change will not affect the kinetic
Q38: Starting from rest,an electron accelerates through a
Q71: The microwave in the kitchen has a