Mathematics · DC Circuits
Three DC voltmeters are connected in series across a 120 V DC supply. The specifications of the meters are as follows: Voltmeter A: 100 V, 5 mA Voltmeter B: 100 V, 250 Ω/V Voltmeter C: 10 mA, 15,000 Ω What are the voltage readings indicated by meters A, B, and C respectively?
- 130 V, 60 V, and 30 V
- 240 V, 40 V, and 40 V
- 340 V, 50 V, and 30 V✓
- 460 V, 30 V, and 30 V
Correct answer
40 V, 50 V, and 30 V
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