(1 + c)/(r + e + c). The money multiplier (also called the credit multiplier or the deposit multiplier) is a measure of the extent to which the creation of money in the banking system causes the growth in the money supply to exceed growth in the monetary base.
A buzzing light switch could mean the fixture is wearing out, causing an arc of electricity behind the wall plate. If this is the case, the potential for an electrical fire may exist.
1 In this dc circuit, the switch is closed (turned ON). 2  Voltage in the power sourceâthe âpotential differenceâ between the batteryâs two polesâis activated, creating pressure that forces electrons to flow as current out the batteryâs negative terminal.  Current reaches the light, causing it to glow.