Series and Parallel Circuits Quiz

What is the direction of electron flow in the animations?

• From negative to positive

• From left to right

• From right to left

• From positive to negative

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

What happens to a series circuit if one of the bulbs breaks?

• The circuit continues to work normally

• The battery explodes

• The other bulbs become brighter

• The entire circuit stops working

What is the voltage of a 1.5 volt battery when measured across the two ends?

• 1.5 volts

• 0 volts

• 3 volts

• 2 volts

In a parallel circuit, where is the voltage the same?

• Anywhere in the circuit

• Only at the resistor terminals

• Only at the battery terminals

• Nowhere in the circuit

What is the formula to calculate voltage in a circuit?

• Voltage equals current divided by resistance

• Voltage equals current multiplied by resistance

• Voltage equals resistance divided by current

• Voltage equals resistance multiplied by current

What happens to the total current in a parallel circuit when the resistance of a branch increases?

• The total current becomes zero

• The total current remains the same

• The total current increases

• The total current decreases

How do we calculate the total resistance in a parallel circuit?

• Add the resistance of each component

• Multiply the resistance of each component

• Divide the resistance of each component

• Use the formula 1 divided by (1 divided by R1 plus 1 divided by R2)

What is the power consumption of a component in a parallel circuit if the voltage is 6 volts and the resistance is 10 ohms?

• 5.4 Watts

• 10.8 Watts

• 7.2 Watts

• 3.6 Watts

Tags

NGSS.HS-PS3-1

What is the total power consumption of two components in a parallel circuit if one consumes 3.6 Watts and the other consumes 7.2 Watts?

• 14.4 Watts

• 11.2 Watts

• 5.4 Watts

• 10.8 Watts

Tags

NGSS.HS-PS3-1

What is the formula to calculate power consumption in a parallel circuit?

• Voltage multiplied by current

• Voltage squared divided by resistance

• Resistance squared divided by voltage

• Current multiplied by resistance