Equations

• Charge = current x time (Q = IT)
• potential difference = ( V = IR )
• 1 Energy transferred = ( E = Pt )
• 2 Energy transferred = (E = QV)
• Power = (P = VI)
• Power = (P = I2R)
• 1kW = 1000Watts (= 1000Joules/s)
• 0.5kW = 500W
• 50,000W = 50kW