The equivalent resistance between P and will be
(a) 702
(b) 202
192
P
W
2 Ω
282
2 92
Question
The equivalent resistance between P and will be
(a) 702
(b) 202
192
P
W
2 Ω
282
2 92
Q
in progress
0
Mathematics
2 years
2021-07-08T04:16:12+00:00
2021-07-08T04:16:12+00:00 1 Answers
0 views
0
Answers ( )
Correct option is
D
1Ω
Effective resistance of 2Ω and 2Ω in parallel R
AB
=
2+2
2×2
=1Ω
∴ Equivalent resistance between P and Q, R
PQ
=2∥(1+R
AB
)=2∥2
⟹ R
PQ
=1Ω