Question

A capacitor of capacitance 12uf is joined to an ac source frequency200hz find the rms current in the circuit is 2.00A​

Answer 1

Answer:

The current is

=

0.54

A

Explanation:

The capacitive reactance is

X

C

=

1

2

π

f

C

The frequency is

f

=

60

H

z

The capacitance is

C

=

12

⋅

10

−

6

F

Therefore,

X

C

=

1

2

π

⋅

60

⋅

(

12

⋅

10

−

6

)

=

221.05

Ω

The voltage is

V

r

m

s

=

120

V

So,

The current is

I

r

m

s

=

V

r

m

s

X

C

=

120

221.05

=

0.54A