1.4: Homework 1
Use the following schematic for questions 1, 2 and 3.
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- Between which points would you expect to measure no voltage?
- Between which points would you expect to measure source voltage?
- The light bulb stops working. Using your meter, you read zero volts between points F and H and between E and J. You measure source voltage from I and B and from G and J. Where is the problem located?
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Draw a ladder diagram of the following circuit:
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Using Ohm’s Law, fill in the missing values for the following circuit:
R1 R2 R3 Total E 12V I R 3Ω 6Ω 4Ω -
Using Ohm’s Law, fill in the missing values for the following circuit:
R1 R2 R3 Total E 12V I R 3Ω 6Ω 4Ω -
Given the following schematic diagram with a control relay, siren and four switches, describe the behavior of this circuit in words.
- How much current is in a 12V circuit that has 24kΩ of resistance?
- How much voltage is present in a circuit with 30mA of current and 800Ω of resistance?
- What resistance is present in a circuit with 120V and 80µA of current?
- How would you write 2.4MΩ in scientific notation?
- How would you write 2.4µA in scientific notation?
- How might you write 3.45 x 10 8 A?
- How might you write 8.34 x 10 -6 Ω?
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In the circuit below, draw in your meter to measure the following properties:
- Resistance of R1
- Voltage across R2
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Current through R1, R2, and R3
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