are the induced in the wire?
Q: Discuss the factors determining the induced emf in a closed loop of wire.
A:
Q: The ratio of transformation is 50. If 220V AC is supplied to its primary coil, voltage in secondary…
A: Given: The ratio of transformation is 50. The supplied voltage in the primary is 220 V.…
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: (L11) The current flowing through a 3.64E-3 H inductor increases from 3.50 A to 9.62 A. What is the…
A: Inductance of inductor, L=3.64E-3 HInitial value of current, i0= 3.50 AFinal value of current,…
Q: Describe the cutoff condition in a BJT circuit?
A: The cutoff mode is the opposite of saturation. A transistor in cutoff mode is off, there is no…
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: If the current running through an inductor is increased by a factor of 3, by how much does the…
A: Given:- The current running through an inductor is increased by a factor of 3 Find:- how much…
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: What is the advantage of placing the two insulated electric wires carrying ac close together or even…
A: 2 wires are insulated from each other. They are carrying ac that is alternate current. We know that…
Q: What transformer brings the pd back to safe usable levels at the consumers end?
A: To determine,What transformer brings the pd back to safe usable levels at the consumers end.
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: (L11) To store 9.19E-3 J energy in a 7.09E-3 H inductor, what charging current should be applied to…
A:
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: (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: the induced current opposes the decay of current in the coil when the main current in the coil…
A: TRUE Self induction :- Self inductance is the characteristic of the coil itself. The induced…
Q: a potentian transformer is desired to allow safe reading on a 4600 v line. what voltage ratio of…
A: Safe voltage= Vmax= 4600 volt secondary voltage of transformer = 120 volt (generally considered…
Q: In what three ways can the strength of an induced current be increased?
A: Explanation: Induced Current(emf): When the conducting loop or coil of wire is placed in a…
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: 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: A step down transformer produces produces a voltage of 6 volts across the sec- ondary coil when the…
A: voltage in primary, Vp = 120 V voltage in secondary, Vs = 6 V
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: Why will there be no induced current for the second item?
A: Induced current due to magnetic field
Q: find the induced emf in the wire over a time of 0.3 sec.
A:
Q: According to Lenz's law the direction of an induced current in a coil of resistance R will: be…
A: Solution:- According to the lenz's law; The current induced in a circuit due to change in magnetic…
Step by step
Solved in 2 steps