Question

12. The resistance of an electric bulb which allows a 10A current to flow,when connected to a 220V battery,is


a. 2200 Ω

b. 22 Ω

c. 10 Ω

d. 44 

​

Answer 1

$\huge\bold{Question}$

The resistance of an electric bulb which allows a 10A current to flow,when connected to a 220V battery,is

a. 2200 Ω

b. 22 Ω

c. 10 Ω

d. 44 

━━━━━━━━━━━━━━━

$\huge\bold{Answer}$

$\tt\red{22R}$

$\bold\red{Explanation:}$

$\tt\green{Given,}$

current (A) = $\tt\green{10A}$

voltage (V) = $\tt\green{220V}$

resistance (R) = $\tt\green{?}$

${ \ According \ to \ the \ ohms \ law}$

V = IR or

R= $\frac{V}{I}$

= $\cancel\frac{220}{10}$

=22

$\huge\bold{Thanks}$