JEE Main 2021 Physics question
The wavelength of an X-ray beam is 10Å. The mass of a fictitious particle having the same energy as that of the X-ray photons is h kg. The value of x is. (h = Planck's constant)
Answer: 10
The wavelength of an X-ray beam is 10Å. The mass of a fictitious particle having the same energy as that of the X-ray photons is h kg. The value of x is. (h = Planck's constant)