Match the Formula: Current Electricity (ISC 12)

Exercise and reference answers

Matching pairs

1. Left

   V = IR

   Right

   Ohm's law

2. Left

   P = I^2 R

   Right

   Power dissipated

3. Left

   R = rho L / A

   Right

   Resistivity relation

4. Left

   Q = It

   Right

   Charge flow

5. Left

   1/R = 1/R1 + 1/R2

   Right

   Parallel resistance

Instructions

Pair each formula with the correct law or quantity.