are the induced in the wire?
Q: Discuss the factors determining the induced emf in a closed loop of wire.
A:
Q: (a) If an inductor carrying a 1.70-A current stores an energy of0.300 mJ, what is its inductance?…
A: The energy stored by an inductor is,
Q: (a) If an inductor carrying a 1.70-A current stores an energy of 0.300 mJ, what is its inductance?…
A:
Q: Discuss the effect of changing the value of the feedback resistor on the output voltage.
A: The feedback resistor sets the operating voltage point at the inverting input and controls the…
Q: A kVp meter reads 86 kVp, and the turns ratio of the high-voltage step-up transformer is 1200. What…
A: Reading of kVp meter = 86 Turns ratio for step up transformer = 1200
Q: The wire of a tightly wound solenoid is unwound andused to make another tightly wound solenoid of…
A: The mathematical expression for the inductance is given as L=μ0N2Al Here, μ0 is the permittivity of…
Q: A solenoid of radius 2.30 cm has 560 turns and a length of 25.0 cm. (a) Find its inductance. 18.4 x…
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Q: Would the self-inductance of a 1.0 m long, tightly wound solenoid differ from the self-inductance…
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Q: In a purely inductive circuit,the opposition to the flow of alternating current is called inductive…
A: True The opposition to flow for current affered by the electrical circuit is call its electrical…
Q: why must the correct polarity be known when connecting equipment to a voltage source?
A: Most multimeters, including digital multimeters, can do this. Regarding alternating current in the…
Q: How can the antenna be driven by an AC circuit?
A: What is an Antenna? An antenna is a metallic structure that captures and/or transmits radio…
Q: How can we calculate the self inductance of a solenoid?
A: Solenoid is a device made by a coil of wire.
Q: Equation of an alternating e.m.f. is given by, e = 50 sin 314 t. Find peak value of e.m.f. and its…
A:
Q: Why in present day technology we do not use inductance filters?
A: In the present day technology inductance filters because of damping of AC signals.
Q: (a) Does the induced emf in a circuit depend on the resistance of the circuit? (b) Does the induced…
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Q: The current in a coil changes from 3-70 A to -goA in the same direction in 0.510s. It the Werage emf…
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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: (L11) A 1.96 A current, constant in time, is applied to a 2.29E-3 H inductor. What is the voltage…
A: Current ( I ) = 1.96 A Inductance ( L ) = 2.29 10-3 H or L = 0.00229 H
Q: A 30-volt electro motive force is applied to an L-R-serñes circuit in w/ch the inductarte is DI…
A: The differential equation for L-R circuit is: On substituting the given values:
Q: Can a transformer be operated by a DC waveform at its input? What would be the secondary voltage of…
A: Can a transformer be operated by a DC waveform at its input? What would be the secondary voltage of…
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: If a copper coil is wound 30 times, determine the solenoid's magetic flux if it produces 45 henries…
A: The solenoid’s magnetic flux can be determined as, Here, L, I and N represent the self inductance…
Q: The induced emf of a dc machine running at 750 rpm is 220 V. The percentage increase in field flux…
A: Given that,Initially, Induced emf, E1=220 VoltSpeed of motor, N1=750 rpm.When, Emf, E2=250 VoltSpeed…
Q: A solenoid of radius 4.50 cm has 600 turns and a length of 25.0 cm. - (a) Find its inductance. mH…
A: Given the radius of the solenoid is r=4.50cm=0.045m number of turns N=600 turns length…
Q: An emf of 9.7 × 10-3 V is induced in a coil while the current in a nearby coil is decreasing at a…
A: Given that-EMF 'ε'= 9.7×10-3 Vdidt= 2.7 A/sEMF of a coil 'ε'= -M×dIdt .... Equation 01after…
Q: Explain the term mutual inductance.
A: Mutual inductance between the two coils is known as the property of the coil due to which it is…
Q: Show that the self-inductance per unit length of an infinite, straight, thin wire is infinite.
A: From Ampere’s law
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: In a fluorescent lamp choke (a small transformer) 100 V of reversible voltage is produced when choke…
A: Given data- ∈=100 VdI=0.25Adt=0.025 msL=?
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,
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