True/False
Voltage
Resistance
Current
Problems

### 100

In order to prevent overloading in a circuit, fuses are inserted in the circuit.
What is true?

### 100

Individual voltage drops sum up to the overall voltage drop.
What is series circuit?

### 100

The overall resistance is larger than the resistance of any individual resistor.
What is series circuit?

### 100

Same amount of current always flow through each bulb or resistor.
What is series circuit

### 100

How many 6-ohm resistors must connected in parallel to create and equivalent resistance of 1 ohms?
6

### 200

In a parallel circuit, current in each branch is the same.
What is false?

### 200

Voltage across each branch is always the same.
What is parallel circuit?

### 200

The overall resistance is smaller than the resistance of any of the resistors.
What is parallel circuit?

### 200

The overall current in the circuit increases as more lamps are put in the circuit.
What is parallel circuit?

### 200

What is the equivalent resistance of a 30-ohms and a 20-ohms resistor connected in parallel?
12 ohms

### 300

In a series circuit, the total voltage drop across a series of resistors is the sum of voltage drops across each individual resistor.
What is true?

### 300

Given I =1 A and R = 3-olm then V=?
3 V

### 300

What is the equivalent resistance of a 1-ohm and a 2 ohm resistor connected in a parallel?
2/3 ohm.

### 300

The current is larger in the lamp with the thick filament.
What is parallel circuit.

### 300

A 30-V potential difference is applied across a series combination of an 8.0-ohm resistor and a 3.0-ohms resistor. What is the current in the 8.0-ohms resistor?
2.7 A

### 400

When resistor are arranged in parallel, their overall resistance is less than that of the smallest resistor.
What is true?

### 400

1 pull-up to get free points.
What is 1 pull-up

### 400

What is equivalent of a 1-ohm and a 2 ohm resistor connected in a series?
3-ohms?

### 400

A 60-V potential difference is applied across a parallel combination of a 10-ohm and a 20-ohm resistor. What is the current in the 10-ohm resistor?
6 A

### 500

When connected in series, an electric circuit provides branched paths for the flow of electrons.
What is false?

### 500

The current through two identical light bulbs connected in series is 1 A. The total voltage drop across both bulbs is 2 V. The resistor is?
2 ohms

Free points
:)

### 500

A 1-W light bulb and a 2-W light bulb are both in parallel to a 1-V outlet. Which light bulb has more current in it?
2-W

### 500

A 20.0-V potential difference is applied across a parallel combination of a 60.0-ohm and a 10-ohm resistor. What is the current in the 10.0-ohm resistor?
2.0 A