Practice Problems
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Physics Practice Problems: Circuits and Electricity, Summaries of Civil Engineering Systems
A series of practice problems focused on circuits and electricity, covering topics such as current, voltage, resistance, and power calculations. The problems are designed to reinforce fundamental concepts and provide practical applications of electrical principles. Suitable for high school or introductory physics courses.
Typology: Summaries
2023/2024
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Practice Problems Answer the following problems. Show your solution.
- Find current in the circuit.
3. Find the voltage across the 6 ohm
resistor.
- Meg creates a circuit with a 12 volt battery. It is a parallel circuit with 3 branches and each branch has a 3 Ohm resistor. How much voltage will be delivered on each branch?
- Ana has a 1.5V, 15Watts light bulb. What is the value of the resistor to be connected in series to the light bulb so that Ana can connect the light bulb to the 3V DC source without affecting the efficiency of the bulb?
- A certain generator is rated at 250KW. What would be the horsepower rating of the engine that can drive the generator if the efficiency of the generator is 90%?