Explain Ohm's Law

Ohm's Law

ZA

Related Physics GCSE answers

All answers ▸

What energy transfers are involved in you being able to move?


Can you explain the different ways heat can travel?


Imagine a probe in space. Argon gas can be fired from the probes fuel tanks to propel the probe. Discuss whether conservation of momentum applies and whether the speed of the probe increases.


If a student uses an electric kettle connected to a 230V mains power supply, with a heating power of 1.8kW. Assuming negligable losses, answer the following: a) find the current in the kettle b) find the total energy transferred in 2 minutes of operation