Ohm's Law Physics Lab #20

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Ohm's Law

Physics Lab #20

Name: Diana Abou Hassan

Partners: Sara Jaber

Michael Muhanna

Rami Jachi

Date Performed: 14/11/2002

Date Due: 21/11/2002

Teacher: Mrs. Khoury Saab

Objective:

The objective of this lab is to determine the relationship between the potential difference across a conductor and the electric current through it.

Materials:

- Low voltage variable DC power supply

- Two different resistors

- 2 digital multimeters

- connecting wires

Procedure: Please refer to lab sheet.

Data Collected:

Resistor 2

Voltage (V)

1

1.5

2

2.5

3

3.5

Current (mA + 0.01mA)

0.42

0.72

1.16

1.56

1.91

2.30

Potential Difference (V + 0.001V)

0.526

0.877

1.404

1.893

2.324

2.796

Resistor 7

Voltage (V)

1

1.5

2

2.5

3

3.5

Current (mA + 0.01mA)

0.08

0.18

0.27

0.35

0.45

0.54

Potential Difference (V + 0.001V)

0.466

0.944

1.395

1.843

2.359