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A neutron collies head-on with a station...

A neutron collies head-on with a stationary hydrogen atom in ground state. Which of the following statements is/are correct ?

A

If kinetic energy of the neutron is less than13.6 eV, collisions must be elastic

B

ifkinetic energy of the neutron is less than 13.6eV , collision may be inelastic.

C

inelastic collision takes place when initial kinetic energy of neutron is greater than 13.6eV

D

perfectly inelastic collision connot take place.

Text Solution

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The correct Answer is:
A
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MOTION-MODERN PHYSICS -1-EXERCISE-1
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  2. In a sample of hydrogen-like atom all of which are in ground state, a ...

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  3. A neutron collies head-on with a stationary hydrogen atom in ground st...

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  4. The electron in a hydrogen atom make a transition from an excited stat...

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  5. An H atom in ground state is moving with initial kinetic energy K .It ...

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  6. An electron collides with a hydrogen atom in its ground state and exci...

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  7. An electron with kinetic energy 5eV is incident on a hydrogen atom in ...

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  8. An electron of energy 11.2 eV undergoes an inelastic collision with a...

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  9. The recoil speed of hydrogen atom after it emits a photon in going fro...

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  10. The recoil speed of a hydrogen atom after it emits a photon is going...

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  11. A neutron moving with speed a makes a heat on collision with a hydroge...

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  12. A hydrogen atom is in 5^("in") excited state. When the electron jumps ...

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  14. Which of the following wavelenght falls in X-rays region?

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  16. If the frequency of K(alpha), K(beta) and L(alpha) , X-ray lines of a...

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  19. The wavelength of K(alpha) X-rays of two metals A and B are 4 // 1875 ...

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