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In a Wheatstone bridge, if P = 20Ω, Q = 30Ω, and R = 10Ω, what is the value of S for the bridge to be balanced?

Practice Questions

1 question
Q1
In a Wheatstone bridge, if P = 20Ω, Q = 30Ω, and R = 10Ω, what is the value of S for the bridge to be balanced?
  1. 15Ω
  2. 20Ω
  3. 25Ω
  4. 30Ω

Questions & Step-by-step Solutions

1 item
Q
Q: In a Wheatstone bridge, if P = 20Ω, Q = 30Ω, and R = 10Ω, what is the value of S for the bridge to be balanced?
Solution: Using the balance condition P/Q = R/S, we find S = 15Ω.
Steps: 8

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