Electromagnetic Induction Ch. 25

The flashcards below were created by user Anonymous on FreezingBlue Flashcards.

1. φ = B × A
• φ = magnetic flux
• B = magnetic field
• A = area of field
2. B = kI / r
• B = magnetic field
• k = 2 * 10^ -7
• I = Current
3. B = 2πkNI / L
• B = magnetic field
• k = 2 * 10^ -7
• I = Current
• L = coil length
• N = no. of turns
• (for a solenoid)
4. F = B I L sin θ
• F = force
• B = magnetic field
• I = current
• L = length of conductor
• θ = angle to the lines of magnetic flux
5. F1 = k I1 I2 L / d
• F = force
• k = 2 * 10^-7
• I1 = current wire 1
• I2 = current wire 2
• L = length of wire
• d = distance apart
6. τ = F × d⊥
• τ = touqe
• F = force
• d⊥ = distance perpendictular
7. τ = BAIN cos θ
• τ = touqe
• B = magnetic field
• A = crossetional area
• I = current
• N = # of turns in coil
• θ = flux lines
8. F = Bqv
• F = force
• B = magnetic field
• q = charge
• v = velocity
9. r = mv / qB
• r = partical turning radius
• m = mass
• v = velocity
• q = charge
• B = magnetic field
 Author: Anonymous ID: 96512 Card Set: Electromagnetic Induction Ch. 25 Updated: 2011-08-09 12:30:49 Tags: Physics magnets induction Folders: Description: physics Show Answers: