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Tuesday, November 03, 2015

Divided Circuits

  1. Two resistors of 3Ω  1.4A and 7Ω 0.6A are connected in parallel. If the total current through them is 2 A find the current in each resistor. 
  1. Two resistors of 2 Ω 2A and 4 Ω 1A are connected in parallel. If the current through them is 3 A find the current in each resistor.

  1. Three resistors of 2 Ω 4 Ω 0.5A and 8 Ω 0.25A are connected in parallel in a circuit. The current in the 2 Ω resistor is 1 A. What is the current in the other two resistors? What is the total current in the circuit? 1.75A

  1. Three resistors of 4Ω 0.5A, 5Ω 0.4A and 20Ω 0.1A are connected in parallel. If the total current through them is 1 A find the current through each resistor.

  1. Ammeter X reads 2 A. What are the readings of am­meters A, 4A B1A, C 1A and D 4A?
  1. A resistor of 2 Ω and another of 7Ω are connected in series, and a 3Ω resistor is connected in parallel across the other pair. If the total current through the network is 2 A, find the p,d. across the 7Ω resistor. 3.5V