February 2025

Current electricity

By |2025-02-12T09:22:50+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

A simple circuit diagram A simple circuit diagram ZIMSEC O Level Combined Science Notes: Current electricity

  • When electricity flows from one point to another through a conductor this is known as electric current
  • Electric current when electricity flows from one point to another through a conductor
  • If an electric cell is used

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Potential difference

By |2025-02-12T09:23:46+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

A voltmeter in a circuit A voltmeter in a circuit measuring potential difference between two points ZIMSEC O Level Combined Science Notes: Potential difference

  • Potential difference is the “electrical pressure” which causes current to flow in a circuit
  • The amount of current flowing depends on the potential difference of the circuit

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