Question

Find the value of current in following circuit.
ну
30.12 (R1)
w
y
27
30-4
(R3)
330-62 (R2)
HA​

Answer 1

Answer:

(a)As all the resistances are in parallel the voltage across each of them will be same =12V

I

1

=

R

1

V

=

5

12

=2.4A

I

2

=

R

2

V

=

10

12

=1.2A

I

3

=

R

3

V

=

30

12

=0.4A

(b) Total current= I

1

+I

2

+I

3

=2.4+1.2+0.4=4A

(c) Total circuit resistance =

Total current

V

=

4

12

=3Ω