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Q: Electricity emanates from the natural property of the universe, thus, there are three main entities…

A: electricity is very important part of our life. Benefit of electricity to human life is listed…

Q: True or False: The magnetic circuit is open-circuited due to the air gap, which prevents flux from…

A:

Q: The ground button on the electrometer is pressed. Then the white charge producer is inserted into…

A: Here given that a charge producer is inserted  into the pail. We have to define the reason why there…

Q: 1) A rectangular loop of dimensions 5.7 cm x 7.8 cm is positioned in a uniform magneti field of…

A: Magnetic flux =BACosθ

Q: (a)Explain elaborately the dissimilarities between Biot-Savart's law for the calculation of magnetic…

A: Magnetic field due to a moving charge (Biot-Savart's law) is given as  B=μo4π×idlsinθr Coulomb's law…

Q: In electromagnetic induction, explain how does the number of coils affect the current produced?

A: Induced voltage is directly proportional to the number of coils. Therefore, current produced is…

Q: The triangular coil of wire shown has N = 750 loops each carrying a current of I = 0.085A in a…

A:

Q: Michael Faraday's experiment that resulted in the first electric motor was based on the idea of…

A: According to Faraday's Law of induction the induced emf is equal to the negative rate of change of…

Q: Determine the tensions developed in wires DC, CB, and BA required for equilibrium of the 13-kg…

A:

Q: 3) A wire carrying a steady current of 20.0 A is bent at a right angle as shown in the figure below.…

A: In this case, a straight wire is bent at a right angle. So, we have to calculate the magnetic field…

Q: A conducting bar of mass m 1kg and length I 1m is in contact with a thin conducting circular ring as…

A: Given that, m = 1 , L = 1 , B = 1 T, R = 1 ohm By torque balance on rod about center point, Fb*(L/2)…

Q: Anupright rectangular loop of height a and width b has a lightbulb attached to it, with some…

A: We are given magnetic field. We are given dimensions of rectangular loop. The loop is…

Q: #6- A loop of wire with radiusr is suspended in a uniform magnetic field B. If the radius of the…

A:

Q: Some traffic lights use “induction loops” to detect cars. Using Faraday’s Law, explain how an…

A: An induction loop is a device that can induce an electric current in a nearby wire, with the help of…

Q: Magnetic induction at a distance 10 m from center of circular coil of area 1m² carrying 10 A is 2 x…

A: To find-Magnetic induction (B)=?Given-A=1 m2I=10 Ax=10 m

Q: Thunder hit when you were on a field trip. The situation was made worse by the fact that your school…

A: Faraday Cage :-                  Faraday cage is an enclosure used to block electromagnetic fields.…

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: Consider a rectangular region where the exists a magnetic field and a loop of wire attached to a…

A:

Q: Determine the magnetic induction due to short mangnetic dipole of moment 5 Am at a point 10cm away…

A: We have given information- M=5 Am2 r= 10 cm=0.1 m θ=60 degμ=4π×10-7 wb/Am

Q: Name the material of core in (a) an electric bell (b) electromagnet (c) a dc motor (d) an ac…

A: The magnetic field is often created by wrapping a coil of wire around the core that carries a…

Q: I₁ = 3 (A) a X a a I₂ = 5 (A) a I3 = 8 (A)

A: Magnetic field

Q: Which of these is true about magnetic fields? Select one: O They are stronger than electric fields.…

A: A moving charge q with velocity v in a magnetic field B,  encounter force called Lorentz force…

Q: What is the conditions necessary for Electromagnetic Induction?

A: Electromagnetic Induction is a current generated due to a changing magnetic field due to the…

Q: At one instant an electron is moving in the positive x direction along the x-axis in a region where…

A: we know that If a charge moves into a magnetic field with direction perpendicular to the field, it…

Q: Ignoring air resistance and the little friction from the plastic tube, the magnet was a…

A: Faraday’s law The magnitude of the emf induced in a circuit is corresponding to the rate of varying…

Q: What is in ferrous material that causes it to heat up under a magnetic field? Proper Materials that…

A: The ferrous materials when place in magnetic field get heated due to the Eddy Currents. Eddy…

Q: A scalar potential of a field is equal to 1/r. Can it be magnetic field? Why?

A: The divergence of magnetic field whether it be due to steady or unsteady current source is always…

Q: mmon household electric current is called alternating current because the current alternates…

A: Given: V(t)=163sinωt​ ω=60 cycles per sec

Q: circular antenna of radius 98 cmis installed at a location where the plane of the antenna is…

A:

Q: A metal bar, pivoted at one end, oscillates freely in the absence of a magnetic field. But when it…

A:

Q: Can induction be used to produce charge on an insulator?

A: The insulator is the material that has no free electrons.  When a charged object is brought to the…

Q: Calculate the magnetic induction, B, of a wire that carries a current of 100 amps, at a distance of…

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Q: Name: 1) The figure shows a top view of a bar that can slide without friction. The resistor is 6.00…

A:

Q: In electromagnetic induction, explain the principle why the voltmeter behave the way we observe it?

A: The voltmeter has a large resistance. So, the low current flows in the circuit because the…

Q: Faraday's law states that:

A: Faradey's second  law states 'The induce electromagnetic force in an electric circuit is equal to…

Q: Which possible direction would the metal bar move so the lower end has a higher voltage than the…

A: The force on charge in magnetic field is given by  F = q(v × B)  On electron F = -e(v × B)

Q: Hhe inverse 07 Hie distance between the CLF) 3.333 1.37X10-10 8.91X10 -13 0-13 200 lil·1 4.65x10-13…

A: Here the values of capacitance are tabulated corresponding to a fixed inverse distance between the…

Q: Show that the fields E and B are orthogonal.

A: E and B are orthogonal to each other. We can understand it from Maxwell equations.

Q: When the polarity of the voltage applied to a dc motor is reversed, the direction of motion does not…

A: Introduction: The DC motor is an electrical device that converts electrical energy into mechanical…

Q: Magnetic induction at a distance 10 m from center of circular coil of area 1m² carrying 10 A is 2 ×…

A: To find-Magnetic induction (B)=?Given-A=1 m2I=10 Ax=10 m

Q: Frustrated by the small Hall voltage obtained in blood flow measurements, a medical physicist…

A: