Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Physics
Figure below shows a balanced Wheatstone's network. If it is disturbed by changing P to 22 Ω, then which of the following steps will bring the bridge again in balanced state?
Q. Figure below shows a balanced Wheatstone's network. If it is disturbed by changing
P
to
22
Ω
, then which of the following steps will bring the bridge again in balanced state?
85
151
MHT CET
MHT CET 2021
Report Error
A
By increasing
S
by
3
Ω
B
By increasing
Q
by
20
Ω
C
By increasing
R
by
30
Ω
D
Both (a) and (b)
Solution:
At balanced condition,
Q
P
=
R
S
⇒
200
22
=
300
30
So, it can be balanced again by increasing the resistance
S
by
3
Ω
or by increasing
Q
by
20
Ω
.