Question

A cell having EMF 1.5v when connected across a resistance of 14 ohm produces the material resistance of the cell must be

Answer 1

Answer:

1Ω

Explanation:

1.5

−

I

R

i

=

1

⇒

I

R

i

=

1.5

−

1

=

0.5

V

⇒

1.5

2

+

R

i

.

R

i

=

0.5

⇒

1.5

R

i

=

1

+

0.5

R

i

⇒

R

i

=

1

Ω