(I) Determine the inductance L of a 0.60-m-long air-filledsolenoid 2.9 cm in diameter containing 8500 loops

Q: A solenoid of radius 3.5 cm has 480 turns and a length of 15 cm. (a) Find its inductance. mH (b)…

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Q: How would you place two identical flat coils in contact so that they had the greatest mutual…

A: Given:  Two coils

Q: Discuss the factors determining the induced emf in a closed loop of wire.

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Q: Identify the statement from the following when the inductance can have high value. O a. If the…

A: Is from above formula of inductance, inductance is directly proportional to turns of wire and cross…

Q: The self-inductance of a solenoid increases under which of the following conditions?

A: When an electric current is passed through a solenoid, a coil of insulated wire wound on a…

Q: You want to design a linear motor that can deliver 1 hp at a steady bar velocity of 20 m/s. The flux…

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Q: A device is turned on and 3.00 A flows through it 0.100 ms later. What is the self-inductance of the…

A: Given:  change in current, di = 3 A  time taken, dt = 0.1 ms = 1 x 10-4 s  induced emf, e = 150 V

Q: (I) Neon signs require 12 kV for their operation. To operatefrom a 240-V line, what must be the…

A: The ratio of secondary to primary turns of the transformer can be obtained as…

Q: uhew many furns are there the primary ríde coil ey the 6) If the seeondary side rme Current fs rms…

A: Given data: Primary voltage, Vp=120 V Secondary voltage, Vs=6 V Number of turns in secondary coil,…

Q: The inductive reactance (in ohms) of a 0.06 H coil connected to a 120-V, 60-Hz source is…

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Q: half O A tectangular conducting loop has its left in a magnetic field directed into the page. S…

A: when we increase the magnetic field in the page so Loop pused itself on the right side because it…

Q: A 1.00- μ F capacitor is charged by a 40.0-V power supply. The fully charged capacitor is then…

A: Data Given ,  Capacitance ( C ) = 1 μF = 1 × 10-6 F Supply voltage ( V ) = 40 V  Inductance ( L ) =…

Q: Does inductance depend on current, frequency, or both? What about inductive reactance?

A: The inductance, L,  of an inductor depends upon its make and it is independent of the current as…

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: 22. A simple RL circuit includes a 0.125-H inductor. If the circuit is to have a characteristic time…

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Q: A circuit al 3 identical resisors Ceach with pesisTance R) haih inductance L) identical inductors…

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Q: If o = 1000 rad/sec Calculate: V = 120 volt a. The Impedance b. The Voltage a cross the resistor c.…

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Q: if the angular speed v of the loop is doubled, then the frequency with which the induced current…

A: Scenario:  Loop's angular speed gets doubled & frequency at which current(induced) changes…

Q: How can one increase the strength of induced current?

A: There are two ways to do that : Strength of induced current increased when strength of magnetic…

Q: An RL circuit with a 5-Qresistor and a 0.05-H inductor carries a current of 1 A att= 0, at which…

A: Given: An RL circuit contains resistor, R=5 Ω and inductance L= 0.05 H Current at t=0, I(0)=1 A…

Q: 1/7he Coessicient of mutuel incluctance betheen twothansformmer Windings is ay Hi 1ş the equefion of…

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Q: How fast can the 160 A current through a 0.260 H inductor be shut off if the induced emf cannot…

A: Current , I = 160 A Inductor , L = 0.26 H Induced emf = 73 V To find = Time taken

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: If magnetic coils are powered by AC, why don’t their contacts open and close 120 times per second?

A: The overload relay (OLR) is similar in design which is used in manual motor starters. The basic…

Q: A 4-79 permalloy solenoid coil needs to produce a minimum inductance of 1.5 Wb/m2 . If the maximum…

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Q: Can there be an induced emf in a circuit at an instant when the magnetic flux through the circuit is…

A: Magnetic flux

Q: When the current in the RL circuit of Figure 14.12 (b) reaches its final value ɛ/R,E/R, what is the…

A: The current in the RL circuit is given as It=εR1-e-tτ…

Q: Can there be an induced emf in a circuit at an instant when the magnetic flux through the circuit is…

A: Faraday's Law gives us the concept of the induced emf being equal to the rate of change of magnetic…

Q: How would you shape a given length of wire to give it the greatest self-inductance? The least?

A: The expression for the self inductance is,

Q: . How would you arrange two flat circular coils so that theirmutual inductance was (a) greatest, (b)…

A: The mutual inductance between two circular coils can be given as, Here, ϕ21, μ0, N1, N2, A, l, and…

Q: How many turns should a coil of an inductor is needed in a low pass filter with a cut-off frequency…

A: The resistance in the circuit R=8 Ω The cut-off frequency f =500 Hz The equation for cut off…

Q: Consider an initially passive LC circuit (no resistance) with a battery supplying eo volts. (b) If L…

A: Write the circuit equation, and solve for LC circuit. The potential of the battery is e0. The switch…

Q: ien t > ™ ohms and an inductor of 2 H, if i(0) = 0.

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Q: Inte Circuit nelow, the switch is initially open(sushere is no Current), he close the swriten at t…

A: R1 = 1.8 ohm R2 = 2.3 ohm R3 = 1.4 ohm R4 = 5.2 ohm E = 6 volts

Q: A single loop is made around the center of a solenoid with a length of 20 m and a radius of 5m. How…

A: Given  Length of solenoid, h = 20 m  Radius of solenoid,R = 5 m  Mutual inductance, L = 1 Henry  No…

Q: In a purely inductive circuit if the supply frequency is reduced to 1/2, the current will

A: The Reactance of inductive circuit can be given as,  XL = ωL XL = 2πfL