How will the self-inductance of a cylindrical solenoid change if its number of turns is halved and its cross-section area doubled while keeping its length constant?

Q: A solenoid is to have an inductance of 0.235 mH, a cross sectional area of A = 5.50 x 10-3 m², and a…

A: Inducatnce is Cross-sectional area of solenoid is Length of solenoid is The self-induced emf is…

Q: If the value of inductance is 20 H and 4A of current flows through it, Find the value of energy…

A: Formula used to find energy stored in inductor is U = 0.5 L I2

Q: A coil is wound as a transformer of rectangular cross-section. If all the linear dimensions of the…

A: Self inductance L= μ0 N2 A / l = μ0 n2 lA

Q: 1. The heating coils in a hair dryer are 0.82 cm in diameter, have a combined length of 0.5 m, and a…

A: Given:Diameter of coils: d=0.82 cm=0.0082 mCombined length of the coils: l=0.5 mNumber of turns:…

Q: A solenoid has an inductance of 0.179-mH with 53 turns of wire. Suppose the cross-sectional area of…

A: Given DataL1=0.179mHN1=53A1A2=A12l2=2l1N2=2N1

Q: How fast can the 150 A current through a 0.250 H inductor be shut off if the induced emf cannot…

A: Given:  Current, i = 150 A  inductance, L = 0.25 H  Voltage, V = 75 V

Q: An "infinite" solenoid has 968 turns/m and circular cross section of radius 15.3 m. A small circular…

A: According to Faraday's law of electromagnetic induction The induced emf through a coil is given by…

Q: How can we calculate the self inductance of a solenoid?

A: Solenoid is a device made by a coil of wire.

Q: For the circuit shown, what is the rate of change of the current in the inductor when the current in…

A: Solution:   It is given that, Current in the battery(I)=0.30 A

Q: If two coils placed next to one another have a mutual inductance of 5.00 mH, what voltage is induced…

A:

Q: The spark plug system in a car stores energy in an inductor coil of 30 turns and inductance of 6.7…

A: (a) the current driven by the battery is, I=VRI=12 V2 ΩI=6 A   thus, the energy stored by the…

Q: If cross sectional area of the coil increases, then the inductance value

A: Given cross section area of coil is increased

Q: How does the self-inductance per unit length near the center of a solenoid (away from the ends)…

A: The expression for the self inductance , L=μN2Al

Q: How many turns should a solenoid of cross-sectional area 0.035 m² and length 0.32 m have if its…

A: The solenoid’s cross-sectional area is,The solenoid’s length is,The inductance of a solenoid is,

Q: In the circuit shown, the switch is con- nected to position a for a long time, then thrown to…

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Q: The inductive reactance of a 20-mH inductor at a certain frequency is 120 2. What is the angular…

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Q: Suppose that you require a total inductance of 50 mH. You have available a 10 mH coil and a 22 mH…

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Q: Find the mutual inductance  M 21  of smaller solenoid centered inside the coil ?

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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: Is more energy stored in an inductor by doubling the inductance or by doubling thecurrent?

A: To determine: Whether the energy stored is more or not by doubling the inductance or the current.

Q: Show that the self-inductance per unit length of an infinite, straight, thin wire is infinite.

A: From Ampere’s law

Q: A-3.00 µC charge is fixed in place at the origin. If a small particle having charge -4.00 µC and…

A:

Q: (a) Calculate the self-inductance (in mH) of a 49.0 cm long, 10.0 cm diameter solenoid having 1000…

A: Concept used: The property due to which change in current of a circuit induces EMF in same circuit…

Q: The flux linkage through a certain coil of 0.75 ohm resistance would be 26 mWb if there were a…

A: a) The inductance of the coil is given by,

Q: None

A: Please see the attached image for the solution.If there are queries or if the image is not loading,…

Q: single loop is made around the center of a solenoid with a length of 20 m and a radius of 4 m. How…

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Q: If a diamagnetic material is introduced into a solenoid that is carrying current I, what happens to…

A: We have to explain what happened to the energy stored here...

Q: Two coil with self inductance 1 H and 2 H having a mutual Inductance of 1 H between them carry…

A: Formula:Utot=12L1I12+12L2I22∓MI1I2Given Data:L1=1 HL2=2 HM=1 HI1=2 AI2=2 A

Q: A student needs to reduce the percent power loss by 100 times by using a transformer. What would the…

A: Power loss (Ploss) = I2R ...... (1) Here, I is the current and R is resistance As I = P/V .......…