Question

Proton with kinetic energy 8eV IS MOVING IN A UNIFORM B , the kinetic energy of a deutron moving in same path in same B in eV is ​

Answer 1

Answer:

4e = v

Explanation:

4eV

Kinetic Energy of a charged particle in a magnetic field is KE=

2m

P

2

=

2m

(qBr)

2

=

2m

q

2

B

2

r

2

∴

K

p

K

α

=(

q

p

q

α

)

2

m

α

m

p

=1×

2

1

=

2

1

∴K

α

=K

p

×

2

1

=8×

2

1

=4eV