DC Power 89 2. A 12 V circuit has a 3-amp fuse. How much resistance is required to keep the fuse from blowing? A 4 ohms or more. : 3. If 10 amps is fl through a 150 ohm resistor, what's the voltage drop across owing the resistor? A 1500 V. : 4. If a 9 V battery is connected to a circuit and it draws 100 milliamps (mA; a milliamp is 0.001 amps), what's the resistive load on the circuit? A 90 ohms. : 5. A 24 V circuit is connected to a 150 ohm resistor. How much current will flow? A 0.16 amps. : 6. Five amps owing through a circuit with a 9 V battery. What's the resistance is fl in the circuit? A 1.8 ohms. :