Calculate the current through each resistor and the voltage across each resistor. Given: V1=20V,R1=5Ω,R2=10Ω,R3=30Ω,andR4=6Ω. Resistors in Series and Parallel: The resistor is used in the electronic circuit in series or parallel combination or in another way like...
In a series circuit, the currents on the resistors are equal, and the sum of the voltages across the resistors is equal to the total voltage of the circuit. It can be seen that the voltage on each resistor is less than the total voltage of the circuit, so the series resistor is divide...
Some important functions are dividing voltage and controlling current. They are used to provide specific voltage or current to devices like LEDs and transistors. Answer and Explanation: The voltage across the battery is V1=12 V Let I2 be the current through resistor R2. The effective....
百度试题 结果1 题目Ohm's law allows us to calculate the ( ) through a resistor if the voltage across it and resistance are given. A. resistance B. current C. voltage D. inductance 相关知识点: 试题来源: 解析 B 反馈 收藏
a series voltage dividing resistor is connected in series with a certain circuit, which will function as a partial voltage, and a part of the voltage will drop to the voltage dividing resistor. Above, the voltage across the portion of the circuit is reduced. You can calculate the remaining ...
(iii)Using the answers from (b)(i)and b(ii), calculate the potential difference across YZ.(c)State what will happen to the lamp, L. Explain your answer.(d) A building needs to install an automatic fire alarm system.To design an automatic fire alarm system, suggest two modifications ...
If a currentIflows through a resistor, and there is a voltageVacross theresistor.Rcan be calculated. Third Version of the (resistance) formula:R = V / I All of these variations of the so called "Ohm's Law" are mathematically equal to one another. ...
(I) Calculate the peak current in a 2.5-k Ω resistor connected to a 220-V rms ac source. Verified step by step guidance 1 Identify the given values: the resistance (R) is 2.5 kΩ and the rms voltage (V_{rms}) is 220 V. ...
I need to determine the voltage across each globe, the current through each globe, the power consumed by each globe and finally, if we had a power board with a circuit breaker rated to flip at 10A, how many sets of lights could I operate before flipping the circuit breaker?...
divided among each resistor, such that more current goes through the path of least resistance. A parallel circuit has properties that allow both the individual resistances and the equivalent resistance to be calculated with a single formula. The voltage drop is the same across each resistor in ...