Explain Ohm's Law

Ohm's Law

ZA

Related Physics GCSE answers

All answers ▸

What are the three major radiations experienced by heavy unstable nuclei, and how does the penetrating power compare for each?


How does refraction work?


A 100kg weight is placed 0.75 meters from a see-saw on the right hand side. Dan is 75kg. How far away does he have to sit from the pivot on the left hand side to have it balance?


A car of mass 1000 kg is travelling at 15 m/s. The driver applies the brakes for 4 seconds, slowing the car to 5 m/s. What is the average power output of the brakes over the 4 seconds? Assume there are no other forces acting on the car.