if f(t)=50sin (100 ňt + 0.04) show that f (2+1
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Answered by
33
Answer:
f=50 Hz,C=100μF X
C
=
2πfC
1
=
2×π×50×100×10
−6
1
=31.85Ω
I
m
=1.57 A at t=0
Instantaneous voltage is
E=E
o
sinwt
E
o
=X
C
×I=31.85×1.57= V
∴E=sin(we−90
o
)
∴E=50sin(100πt+π/2
Answered by
7
Answer:
f=50 Hz,C=100μF X
C
=
2πfC
1
=
2×π×50×100×10
−6
1
=31.85Ω
I
m
=1.57 A at t=0
Instantaneous voltage is
E=E
o
sinwt
E
o
=X
C
×I=31.85×1.57= V
∴E=sin(we−90
o
)
∴E=50sin(100πt+π/2
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