Afixed system of charges exerts a force of magnitude 21 n on a 6 c charge. the 6 c charge is replaced with a 8 c charge. what is the exact magnitude of the force (in n) exerted by the system of charges on the 8 c charge?

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

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? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.