parallel and series connection

Multiple Choice

If the current through a circuit is 2 A and the resistance of a light bulb in the circuit is 10 Ohms, what is the voltage difference across the light bulb?

• 5 V
• 12 V
• 0.2 V
• 20 V

Multiple Choice

All the lamps in this circuit have the same resistance. What are the readings of voltmeters V_{2 and} V₃?

• V2 = 3.0V and V3 = 1.5V

• V2 = 1.5V and V3 = 3.0V

• V2 = 1.5V and V3 = 1.5V

Multiple Select

All the lamps in this circuit have the same resistance. What are the readings of ammeters A_{1 and} A₃?

• A1 = 2.5A and A3 = 2.5A

• A1 = 5A and A3 = 2.5A

• A1 = 5A and A3 = 7.5A

Multiple Choice

All the lamps in this circuit have the same resistance. What are the readings of ammeters A_{1 and} A₂?

• A1 = 4A and A2 = 2A

• A1 = 2A and A2 = 2A

• A1 = 2A and A2 = 4A

Multiple Choice

All the lamps in this circuit have the same resistance. What are the readings of ammeters A_{2 and} A₃?

• A2 = 3.0A and A3 = 3.0A

• A2 = 1.5A and A3 = 1.5A

• A2 = 6.0A and A3 = 3.0A

Multiple Select

All the lamps in this circuit have the same resistance. What are the readings of ammeters A_{1 and} A₃?

• A1 = 3.7A and A3 = 3.7A

• A1 = 3.7A and A3 = 7.4A

• A1 = 7.4A and A3 = 3.7A

Multiple Select

All the lamps in this circuit have the same resistance. What are the readings of voltmeters V_{1 and} V₂?

• V1 = 2.0V and V2 = 2.0V

• V1 = 4.0V and V2 = 2.0V

• V1 = 2.0V and V2 = 4.0V

Multiple Choice

Ammeters are connected in ______________ with other components in an electrical circuit.

• diagonal
• parallel
• series

Multiple Choice

In a ________ circuit, there is only one pathway for current to flow through.

• parallel
• series

• norton

• circular

Multiple Choice

In a __________ circuit, there are multiple pathways for current to flow through.

• parallel
• circular
• linear
• series

Multiple Choice

The diagram shows a parallel circuit. Which ammeter will have the same reading as A₁?

• A₂

• A₃

• A₄

• A₂ and A₄

Multiple Choice

This circuit has a lamp and a buzzer connected in parallel. What is the voltage across the buzzer?

• 1.5V

• 3.0V

• 0.75V

• 4.5V

Multiple Choice

The equivalent resistance of the following circuit is(R1= 20 Ω, R2=50 Ω)...

• 70 Ω

• 30 Ω

• 14.28 Ω

• 23.4 Ω

Multiple Choice

The formula to find the equivalent resistance in a parallel circuit is...

Multiple Choice

The formula to find the equivalent resistance in a series circuit is...

Multiple Choice

In a parallel circuit, the voltage...

• is different for each resistor

• is the same for each resistor

• is equal to the sum of each voltage

• is equal to zero

Multiple Choice

The equivalent resistance of the following circuit is...

• 9.23 Ω

• 90 Ω

• 60 Ω

• 70 Ω

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