Solve

Guides

0

You visited us 0 times! Enjoying our articles? Unlock Full Access!

Circular Kinematics

Question

Protons and $α$ -particles of equal momenta enter a uniform magnetic field normally. The radii of their orbits will have the ratio
1
2
0.5
4

A

4

B

1

C

2

D

0.5

Open in App

Solution

Verified by Toppr

$r = \frac{m v}{q B}$

$= \frac{p}{q B} \Rightarrow \frac{r_{p}}{r_{α}}$

$= \frac{q_{α}}{q_{p}} = \frac{2 e}{e} = \frac{2}{1}$

Was this answer helpful?

9

Similar Questions

Q1

Protons and

α

-particles of equal momenta enter a uniform magnetic field normally. The radii of their orbits will have the ratio

View Solution

Q2

A stream of protons and

α

-particles of equal momenta enter a uniform magnetic field perpendicularly.The radii of their orbits are in the ratio

View Solution

Q3

A proton and an

α

- particle (Helium nucleus) enters a uniform magnetic field with their direction of velocity perpendicular to the direction of magnetic field.

(i i i)

If proton and

α

- particle enter the magnetic field, perpendicular to it with same momentum, then the ratio of the radii of curvature of proton and

α

- particle will be

[

1 Mark

]

View Solution

Q4

A proton and an

α

- particle (Helium nucleus) enters a uniform magnetic field with their direction of velocity perpendicular to the direction of magnetic field.

(i v)

If proton and

α

- particle enter the magnetic field, perpendicular to it with same kinetic energy, then the ratio of the radii of curvature of proton and

α

- particle will be

[

1 Mark

]

View Solution

Q5

A proton and an

α

- particle (Helium nucleus) enters a uniform magnetic field with their direction of velocity perpendicular to the direction of magnetic field.

(i i)

If proton and

α

- particle enter the magnetic field, perpendicular to it with same velocity, then the ratio of the radii of curvature of proton and

α

- particle will be

[

1 Mark

]

View Solution