Fluorescent lights often use an inductor, called a ballast, to limit the current through the tubes. Why is it better to use an inductor rather than a resistor for this purpose?

Q: What is the time constant for a 10 H inductor in series with a 800 resistor? 7.0 sec 0.094 sec 0.013…

A: inductance (L) = 10 H resistance (R) = 800 ohm

Q: Discuss the principles behind electric circuits and explain how resistors, capacitors, and inductors…

A: Electric circuits are the foundation of modern technology, allowing for the controlled flow of…

Q: An L-C circuit in a radio contains a 49 H inductor and a 1 pF capacitor. What frequency is this…

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Q: Capacitors have the opposite effect on AC circuits that inductors have. Explain this statement.

A: The difference in the effect of capacitor and inductors on AC circuits are given below. (a)…

Q: decrease the inductance

A: The factors in which inductance of a solenoid depends are to be discussed here.

Q: We have two circuits, A and B. In circuit A, a lamp is connected to a 12 V battery. In circuit B,…

A: Given:-  We have two circuits. In circuit A, a lamp is connected to a 12 V battery.  In circuit B,…

Q: Consider a circuit shown below with the following parameters, battery voltage V=13 V, the resistors…

A: When the switch is immediately closed, the inductor will behave as a resistor of infinite resistance…

Q: Emk e = 400V, resistor R = 104 number of 100, switch S and a toroid of N = turns are connected in…

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Q: In limit of extremely high frequencies, and high voltage, an inductor behaves like (select all that…

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Q: When alone in an AC circuit, inductors, capacitors, and resistors all impede current. How do they…

A: Every element has its own characteristics for the applied AC supply. For resistor, current is in…

Q: 74: An A.C. circuit consist of a resistor of 50 and inductor of 10 mH connected in series with 50 V,…

A: We have to find-(i) Capacitance which is to be connected in series to obtain maximum current…

Q: A 3.5 μF capacitor, a 0.80 H inductor, and a 270 2 resistor are connected in series. What is the…

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Q: Camera flashes charge a capacitor to high voltage by switching the current through an inductor on…

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Q: The figure below shows a circuit with a battery of & = 3.78 V, a resistor with R = 2.97 2, and an…

A: Let's double-check each step and ensure the solution is accurate and clear. Steps to Find the Time…

Q: 1. Calculate the current through a 5 μF capacitor if the voltage across it is v(t) = 10 cos 6000t V

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 4. In a practical electrical circuit, inductors are often coils of wire in the form of a solenoid.…

A: Given: Length,L=2cm=2×10-2mNumber of turns,N=1000Radius,R=0.50cm=0.50×10-2mPeremability of free…

Q: voltage equal to the emf

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Q: Suppose you have a supply of inductors ranging from 10.0 nH to 100. H, and capacitors ranging from…

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Q: In the figure below, a 13.0 V ideal battery, a 23.302 resistor, and an inductor are connected by a…

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Q: A circuit has a capacitor C, a resistor R, an inductor L, and a key, all connected in series. When…

A: Given: The LCR circuit.

Q: Reset Не ww- ww- ww- + largest smalles

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Q: Why does an inductor act as an open circuit at high frequencies?

A: When AC current flows through an inductor the inductive coil will resist the flow of the AC current…

Q: An inductor used in a de power supply has an inductance of 12.0 H and a resistance of 180 ohms. It…

A: Here inductance = L = 12.0 H resistance = R =180 ohms. current = I = 0.50 A. We have to calculate…

Q: Q11. What resistance should be added in series with a 3.0-H inductor to complete an LR circuit with…

A: Given Inductance L      = 3.0 H Time constant τ = 4.0 ms = 4×10-3 s Find the resistance, as…

Q: The voltage across an inductor is proportional to the inductor and the derivative of the current…

A: As we know that,          Voltage across Inductor is given by :…

Q: resistor and inductor are connected to a 9.0 V battery by a switch as shown. The moment the switch…

A: A resistor and inductor are connected to a 9.0 V battery. Resistance  R = 160 Ω and inductor L=65 mH

Q: A series RLC circuit with consists of a 35 2 resistor, a 125 mH inductor, and a 125 µC driven by a…

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Q: If there is initially 12V across a 100 ohm resistor in an RL circuit (only a resistor in series with…

A: R-L Circuits: R-L circuits are the circuits in which there is one energy storing element (inductor)…

Q: If an inductor and a capacitor are connected in parallel with each other, and then briefly energized…

A: A tank circuit's natural frequency, called the resonant frequency, is determined by the size of the…

Q: An inductor L = 0.025 H and a 40 Ω resistor are connected in series to a 5 volt battery and a…

A: Given data:    L=0.025 H  R=40 Ω   V=5.0 Volt

Q: A 30.0-mH inductor and 9.00-Q resistor, together with a switch, are connected in series to an ideal…

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Q: Q. 1. A light bulb and a solenoid are connected in series across an ac source of voltage. Explain,…

A: When an iron rod is placed into the solenoid, brightness will diminish.

Q: If the current in an inductor changes by a factor of 3.6, by what factor does the the energy in the…

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Q: How does the addition of capacitors or inductors affect the behavior of alternating current (AC)…

A: The behavior of alternating current (AC) circuits is affected by the addition of passive components…

Q: An inductor and a resistor are connected in series to a battery as shown in the figure below, where…

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Q: 6. The graph to the right plots the current through a resistor as a function of time given that the…

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