Physics, asked by Diyagenius, 1 year ago

reasons for excessive current in the electric circuit

Answers

Answered by surekhadelhi
20

Answer:

Possible causes for overcurrent include short circuits, excessive load, incorrect design, an arc fault, or a ground fault. Fuses, circuit breakers, and current limiters are commonly used overcurrent protection (OCP) mechanisms to control the risks.

Explanation: I hope it will help. : )

Answered by qwvilla
6

Reasons for excessive current in the electric circuit are:

  • V= IR by ohm's law, where V=voltage, I=current, R=resistance. Now we can see voltage is directly proportional to the current so if the voltage is high then to balance both sides of the equation we can say current is high. As a result excessive current is produced.
  • Resistance of wire or the device connected in the electric circuit is very low, then in the electric circuit, the excessive current is produced.
  • The excessive current is also produced when the circuit is a short circuit. A short circuit happens when there are loose connections in the connecting wires.
  • The connecting wires may have touched each other due to poor insulation.
  • Faulty design.
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