Dual Nature of Matter and Radiation questions
494 published questions with worked solutions.
- A helium atom at 300 K is moving with a velocity of 2.40 10^2 ms^ -1 . The de–Broglie wavelength is about (At. wt. of He = 4.0)
- A dust particle of mass 2 mg is carried by wind with a velocity of 100 cm/s. What is the de–Broglie wavelength associated with...
- A particle A moving with a certain velocity has a de–Broglie wavelength of 1 Å. If particle B has mass 25% that of A and velocity...
- Through what potential difference should an electron be accelerated so that its de–Broglie wavelength becomes 0.4 Å?
- The de–Broglie wavelength of a particle moving with a velocity 2.25 10^8 m/s is equal to the wavelength of photon. The ratio of...
- If the kinetic energy associated with an electron is doubled, then its de Broglie wavelength changes by the factor
- The wavelength of de–Broglie wave is 2 , then its momentum is (h=6.63 10^ -34 J s)
- De–Broglie wavelength of a body of mass 1 kg moving with velocity of 2000 m/s is
- A dust particle of mass 2 mg is carried by wind with a velocity of 100 cm/s. What is the de Broglie wavelength associated with...
- The kinetic energy of electron and proton is 10^ -32 J. Then the relation between their de–Broglie wavelengths is
- If E and are energy and de Broglie wavelength of particle of mass m moving with a velocity V, then the energy will be :
- The de–Broglie wavelength associated with a sphere of mass 100 gm travelling at 40 m/s is :
- The de–Broglie wavelength of an electron is 2 Å. Its momentum will be in kgm/s :
- The de–Broglie wavelength of an electron whose speed is half that of light is :
- The voltage must be applied to an electron having de–Broglie wavelength of 0.12 Å will be :
- An electron having K.E. of 50 eV. Its de–Broglie wavelength is :
- A particle of mass 10^ -19 kg moves with velocity 10^7 m/s the de–Broglie wavelength associated with it is :
- In Davisson and Germer experiment maximum intensity was observed by
- If the accelerating potential in Davisson and Germer experiment is 54V the de Broglie wavelength of the electron is
- Which of the following experiment confirm the wave nature of particle
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