Dual Nature of ...

If an electron and a proton have the same de-Broglie wavelength, then the kinetic energy of the electron is :

If alpha particle, proton and electron move with the same momentum, then their respective de-Broglie wavelengths $${ \lambda  }_{ \alpha  },{ \lambda  }_{ p },{ \lambda  }_{ e }$$ are related as

If alpha particle and deutron move with velocity $$v$$ and $$2v$$ respectively, the ratio of their de-Broglie wavelength will be _____

If the kinetic energy of free electron is made double; the new de-Broglie wavelength will be __________ times that of initial wavelength.

De-Broglie wavelength of a body of mass $$1$$kg moving with velocity of $$2000 \>$$m$$/$$s is?

A body of mass $$100 g$$ moves at the speed of $$36 { km }/{ h }$$. The de-Broglie wavelength related to it is of the order _________ $$m$$.
$$\left( h=6.626\times { 10 }^{ -34 }Js \right) $$

In photoelectric effect the slope of straight line graph between stopping potential $$4(V_0)$$ and frequency of incident light (V) gives:

The de-Broglie wavelength of a neutron at $${ 27 }^{ o }C$$ is $$\lambda $$. What will be its wavelength at $${ 927 }^{ o }C$$?

A particle is dropped from a height H. The de-Broglie wavelength of the particle as a function of height is proportional to

The de-Broglie wavelength of an electron and the wavelength of a photon are the same. The ratio between the energy of that photon and the momentum of that electron is (c =velocity of light, h= Planck's constant)