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Electrical Formulas
by roselle hoyne
# Electrical Formulas

## Ohms Law

### V = I x R

## Transposition

## Force

### F = M x A

### F = M x G

## Resistivity

### R = PL / A

## Transformers

## Torque

## Quantity of electricity

### Q = I x T

## Efficiency

### Efficiency = power out/
power in x 100%

## Power

### P = I x U

### P = I squared x R

### P = U squared / R

## Power Generation

## Resistors in Series &
Parallel

## Magnetism

## AC & DC

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Gravity = 9.81 ms