Home
Class 12
PHYSICS
An alpha - particle after passing throu...

An `alpha` - particle after passing through a potential difference of V volts collides with a nucleus . If the atomic number of the nucleus is Z then the distance of closest approach of `alpha` – particle to the nucleus will be

A

`14.4(Z)/(V)Å`

B

`14.4(Z)/(V)m`

C

`14.4(Z)/(V)cm`

D

all of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

An alpha particle after passing through a potential difference of 2× 10^6 volt falls on a silver foil. The atomic number of silver is 47. The K.E. of the α-particle at the time of falling on the foil is:

An alpha particle after passing through a potential difference of 3× 10^6 volt falls on a silver foil. The atomic number of silver is 47. The K.E. of the α-particle at the time of falling on the foil is:

An alpha particle after passing through a potential difference of 4× 10^6 volt falls on a silver foil. The atomic number of silver is 47. The K.E. of the α-particle at the time of falling on the foil is:

An alpha particle after passing through a potential difference of 5× 10^6 volt falls on a silver foil. The atomic number of silver is 47. The K.E. of the α-particle at the time of falling on the foil is:

An alpha particle after passing through a potential difference of 1× 10^6 volt falls on a silver foil. The atomic number of silver is 47. The K.E. of the α-particle at the time of falling on the foil is:

An alpha-"particle" is accelerated through a potential difference of V volts from rest. The de-Broglie's wavelengths associated with it is.

An alpha-"particle" is accelerated through a potential difference of V volts from rest. The de-Broglie's wavelengths associated with it is.

The distance of closest approach of an alpha -particle fired at nucleus with momentum p is d. The distance of closest approach when the alpha -particle is fired at same nucleus with momentum 3p will be

The distance of the closest approach of an alpha particle fired at a nucleus with kinetic of an alpha particle fired at a nucleus with kinetic energy K is r_(0) . The distance of the closest approach when the alpha particle is fired at the same nucleus with kinetic energy 2K will be

An alpha nucleus of energy (1)/(2)m nu^(2) bombards a heavy nucleus of charge Ze . Then the distance of closed approach for the alpha nucleus will be proportional to