Physical Science Review Electricity

Device that converts chemical energy to electrical energy

• battery

• voltmeter

• ammeter

• fuse

• capacitor

Tags

NGSS.HS-PS3-3

Watt

• C/s

• J/s

• J/C

Volt

• C/s

• J/s

• J/C

Ampere

• C/s

• J/s

• J/C

A battery of 6.0 V is connected across a resistor of 20.0 Ω. Calculate the power delivered to the resistor.

• 1.8 W

• 1.8 J

• 67 W

• 67 J

A 75 V generator supplies 3.0 kW of power. How much current can the generator deliver?

• 40. A

• 0.040 A

• 25 A

• 0.025 A

A 12.0 Ω, a 15.0 Ω, and a 5.0 Ω resistor are connected in series with a 75 V battery. What is the equivalent resistance of the circuit?

• 32.0 Ω

• 32 Ω

• 2.9 Ω

• 2.86 Ω

A 12.0 Ω, a 15.0 Ω, and a 5.0 Ω resistor are connected in series with a 75 V battery. What is the current in the circuit?

• 2.3 A

• 6.25 A

• 26 A

• 5.0 A

A 12.0 Ω, a 15.0 Ω, and a 5.0 Ω resistor are connected in series with a 75 V battery. What is the voltage drop through the 12.0 Ω resistor?

• 28 V

• 32 V

• 75 V

• N/A

You connect a 120.0 Ω resistor, a 60.0 Ω resistor, and a 40.0 Ω resistor in parallel across a 12.0 V battery. What is the equivalent resistance of the circuit?

• 20.0 Ω

• 220.0 Ω

• 20. Ω

• 220. Ω