Home
Class 12
PHYSICS
An electron and a proton of equal linear...

An electron and a proton of equal linear momentum enter in the direction perpendicular to uniform magnetic field. If the radii of their circular paths be`r_e` and `r_p` respectively, then ` (r_e)/(r_p)` is equal to ………
`m_e =` mass of electron
` m_p` = mass of proton

A

`m_p //m_e`

B

` 1`

C

` ((m_p)/(m_e))^(1//2)`

D

` ((m_e)/(m_p))^(1//2)`

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

A proton, a deuteron ion and an alpha -particle of equal kinetic energy perform circular motion normal to a uniform magnetic field B. If the radii of their paths are r_(p),r_(d)andr_(alpha) respectively then _____ [Here, q_(d)=q_(p),m_(d)=2m_(p) ]

Two particles of masses M_(1)andM_(2) and having the equal electric charge are accelerated through equal potential difference and then move inside a uniform magnetic field, normal to it. If the radii of their circular paths are R_(1)andR_(2) respectively, find the ratio of their masses.

Ionized hydrogen atoms and alpha -particles with same momenta enters perpendicular to a constant magnetic field, B. The ratio of their radii of their paths r_(H):r_(alpha) will be :

If radius of circular paths followed by one proton and one alpha -particle, in the plane, perpendicular to uniform magnetic field, are equal then ratio of their momenta is _____ .

A proton and electron are lying in a box having unpenetrable walls,the ratio of uncertainty in their velociteis are ………..[ m_(e) =mass of electron and m_(p) =mass of proton.]

Electric charge Q having mass M moves on a circular path of radius R with velocity vecv , perpendicular to uniform magnetic field B. When a particle completes one revolution, work done by the field is _______

An electron moves perpendicular to uniform magnetic field B, on a circle of radius r. Now, if magnetic field is made half of its initial value, what would be new radius of circular path ?

An alpha particle of mass m moves on a circular path of radius r in a plane inside and normal to uniform magnetic field B. The time taken by this particle to complete one revolution is ________

A proton and a deuteron having the same kinetic energies enter a region of uniform magnetic field perpendicularly, Deuteron's mass is twice that of proton. Calculate the ratio of the radii of their circular paths.

An electron of mass m and charge q is travelling with a speed v along a circular path of radius r at right angles to a uniform of magnetic field B. If speed of the electron is doubled and the magnetic field is halved, then resulting path would have a radius of ____ .