Explain Ohms Law
Ohms law establishes a relationship between resistance, voltage and current, saying that V/I = R. The traditional graph given for ohmic resistors is:An increasing line with gradient x starting at (0,0)
LL
Related Physics GCSE answers
All answers ▸Why is the car moving if the unbalanced force is zero?
When a force is applied to a spring, the spring extends by 12cm. The spring has a spring constant of 25 N/m. Calculate the force applied to the string in N.
Why doesn't the magnetic force change the velocity of a particle?
A tennis ball is hit over a net with a speed of 45ms^-1 and has a mass of 30g. Calculate the kinetic energy of tennis ball.