The Self-induced EMF Calculator will calculate the:
(4π) | |
The self-induced emf in the coil in terms of inductance and the rate in current change is V [Volt] |
The self induced emf in the coil in terms of number of turns and the rate of magnetic flux change is V [Volt] |
Self-induced emf in the coil due to the change in current in the circuit |
---|
ε'1 = -μ0 × N2 × A/l × ∆I/∆t ε'1 = - × 2 × /l × - / ε'1 = - × × / × / ε'1 = -/ × ε'1 = - × ε'1 = |
Self-induced emf in the coil due to the change in magnetic flux calculation |
ε'2 = -N × (B - B0) × A/Δt ε'2 = - × ( - ) × / ε'2 = - × × / ε'2 = - × / ε'2 = - × ε'2 = |
Self Induced Emf Calculator Input Values |
Number of turns in the solenoid (N) |
Initial current flowing through the circuit (I0) A [Amp] |
Final current flowing through the circuit (I) A [Amp] |
Time elapsed during the change (Δt) s [second] |
Area of solenoid coil (A) m2 [square metre] |
Initial magnetic field induced in the solenoid (B0) T [Tesla] |
Final magnetic field induced in the solenoid (B) T [Tesla] |
Magnetic permeability of free space (vacuum) (μ0) N/A2 [Newton per square Amp] |
Length of inductor (solenoid) (l) m [metre] |
Please note that the formula for each calculation along with detailed calculations are available below. As you enter the specific factors of each self induced emf calculation, the Self Induced Emf Calculator will automatically calculate the results and update the Physics formula elements with each element of the self induced emf calculation. You can then email or print this self induced emf calculation as required for later use.
We hope you found the Self Induced Emf Calculator useful with your Physics revision, if you did, we kindly request that you rate this Physics calculator and, if you have time, share to your favourite social network. This allows us to allocate future resource and keep these Physics calculators and educational material free for all to use across the globe. We believe everyone should have free access to Physics educational material, by sharing you help us reach all Physics students and those interested in Physics across the globe.
This formula derives from
where L is the (self) inductance in the solenoid.
This formula derives from
The following Physics tutorials are provided within the Magnetism section of our Free Physics Tutorials. Each Magnetism tutorial includes detailed Magnetism formula and example of how to calculate and resolve specific Magnetism questions and problems. At the end of each Magnetism tutorial you will find Magnetism revision questions with a hidden answer that reveals when clicked. This allows you to learn about Magnetism and test your knowledge of Physics by answering the test questions on Magnetism.
You may also find the following Physics calculators useful.