Question

But e/m :-means charge of electron/absolute mass J.J Thomson told that in 1893 but millineum told in 1909​

Answer 1

Answer:

i dont know this answer is out of my mind

Answer 2

Answer:

Correct option is

C

B is increased 14.4 times

We have qV=

2

1

mv

2

v=

m

2qV

qvB=qE⇒B=

V

E

B=

m

2qV

E

=

2qV

E

m

B

1

=

2eV

E

m

e

and B

2

=

2eV

E

m

μ

B

1

B

2

=

m

e

m

μ

B

1

=

208

=14.4

B

2

=14.4B

1