If 12 Coulombs of charge flow in 4s, what A will be the current?
How much charge flows if a 1.5A circuit
operates for 30 seconds?

If a simple machine reduces the strength of a force, what must be increased?

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your

The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?