Posted by **Angie** on Friday, March 2, 2012 at 1:34pm.

The electric current I in a circuit varies directly as the voltage V. When 21V are applied, the current is 4A. What is the current when 18 volts are applied

- Algebra -
**Damon**, Friday, March 2, 2012 at 2:01pm
4 * 18/21

## Answer this Question

## Related Questions

- Math - The electric current I in a circuit varies directly as the voltage V. ...
- algebra - The power (P) required to run a motor is equal to the voltage (E) ...
- Maths - 3. Ohm’s law states that the current flowing in a circuit varies ...
- physics - which one of the following statements concerning an ac circuit is true...
- Applied maths - When a capacitor , charged to a voltage , is discharged through...
- physhcs - An A.c circuit consist of 3uf capacitor and 500ohm resistor in series...
- physics/science - An A.c circuit consist of 3uf capacitor and 500ohm resistor in...
- physics - resistors of 30 ohms and 60 ohms are connected in parallel and joined...
- physics - resistors of 30 ohms and 60 ohms are connected in parallel and joined...
- PHYSICS - An inductor (L = 405 mH), a capacitor (C = 4.43 µF), and a resistor (R...

More Related Questions