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IUT_16-17
HSC - পদার্থ বিজ্ঞান ২য় পত্র
→
অধ্যায়-০৩ঃ চল তড়িৎ
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All Topics
Three resistances,
R
A
=
10
Ω
,
R
B
=
20
Ω
R_A= 10\Omega ,\ R_B= 20\Omega
R
A
=
10Ω
,
R
B
=
20Ω
and
R
C
=
30
Ω
R_C = 30\Omega
R
C
=
30Ω
are connected in series across a
60
V
60\ V
60
V
source. How much power is consumed by
R
B
R_B
R
B
?
A.
25 W
B.
30 W
C.
20 W
D.
22 W
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