Related Clues:

• Omegas, in the electrical world
• Resistance to old neighbour's letters from ship
• Omegas, to an electrician
• Current measurements
• ___ law (circuitry concept)
• Speaker units
• Law in physics
• They measure resistance from government department, initially
• Units equivalent to volts per ampere
• Some resistance shown by the Queen in note rejected
• Take out odd parts of both amps -- electrical units
• Circuit resistance measures
• Units that show resistance working for the government
• An omega might represent them
• Multimeter units