Lightning occurred in a forest and a tree standing vertically in the forest provided a path along which the lightning passed. (i) Sketch a diagram showing the electric field and equipotentials at the point on the ground where the tree is located. Suppose 600×10−3 C of charge is conducted through the tree in 1.0 µs (ii) Calculate the average current. (iii) Sketch the temporary magnetic field created by this current. (iv) What will the magnetic field strength be 10 cm from the tree?

Q: 2.) (a) How large a current would a very long, straight wire have to carry so that the magnetic…

A: Given: Distance from the wire, r= 2.00 cm=2.00×10-2 m Magnetic field, B= 1.00 G=1×10-4 T

Q: If a current carrying long wire is converted into a circular loop, where can you find the maximum…

A: The magnitude of the magnetic field on the axis of a circular loop is given by, Magnetic field,…

Q: Electron moves in uniform magnetic field perpendicular to direction of field. The magnitude of field…

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Q: A proton in a magnetic field B travels in a cn (a) Derive an equation for the speed of the proton in…

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Q: Applying Ampere's law, construct an expression for magnetic field inside a current-carrying long…

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Q: Suppose that the magnetic field is B = 0.01 T, that the distance between two side wires is D = 0.5…

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Q: a) State whether the magnetic fields around each wire are clockwise or counter-clockwise. Will the…

A: a) As we can see in part a) that there are two wires in which the current flowing in one wire is…

Q: Singly-ionized neon atoms are accelerated from rest by a voltage, VÅ, before entering the steering…

A: We will answer the question by using expression for force on a charged particle due to magnetic…

Q: Q: 1) Using Ampere's law find the: a) Magnetic ficld in ide and outside a conducting wire of radius…

A: Ampere's Law is given by ∮B→.dl = μoIenclosed a) Magnetic Field inside and outside a conducting wire…

Q: :. An electron moving at the speed of 107 m/s, enters a magnetic field of induction 0.1 T at right…

A: To find-Radius of path of electron=?Given-Speed of electron (V)=107 m/sMagnetic field (B)=0.1 T

Q: (2) Use Ampère's Law to find the magnetic field at the point (0, p, 0) caused by an infinite sheet…

A: Given, Current density K→=K0k^

Q: Find the potential of an electric quadrupole layer and discuss the change in potential and electric…

A: Since you have posted multiple questions so we are solving only first question for you. If you want…

Q: Suppose you wish to measure the current in a wire.  You have a device that can measure the strength…

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Q: Magnetic dip' results from the tendency of a magnet to align itself with lines of force. The range…

A: At equator, the magnetic dipole will allign along the horizontal.

Q: e) When the switch is closed, which direction will the magnet move? The soft iron will enhance the…

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Q: A 280 turn circular coil of diameter 56 cm is placed in the earth's magnetic field 0.42 G, such that…

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Q: The distance between the wingtips of an aircraft is 40m. Find the e.m.f. induced between the…

A: The induced emf is given by  ε=Blv it is given that  B=4×10-5 wb/m2l=40 mv=1000 km/hr=277.78 m/s

Q: A projectile is launched with an initial speed of 40.0 m/s at an angle of 35.0° above the…

A: (a) Given θ=35° u=40m/s The magnitude of the projectile’s velocity at the highest point of its…

Q: A singly charged 7Li ion has a mass of 1.16 x 10-26 kg. It is accelerated through a potential…

A: Given: In this question, The given details are, A singly charged 7Li ion has a mass of m=1.16×10-26…

Q: You fly over the north pole of the earth and drop a coin with its surface normal along the polar…

A: It is given that a coin is thrown from top 9f North Pole of the earth, we have to find the direction…

Q: always pro0du a Imagne field that is to the field.

A: Current carrying conductor produces magnetic field around it which can be determined by Fleming left…

Q: When a current passes through a conductor in upward direction, then O a. A magnetic field is…

A: When a current passes through a conductor in upward direction, then O a. A magnetic field is…

Q: Two circular cross sectional poles of a magnet are 60 cm in diameter and the separation and the…

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Q: @) An MRI technician moves his hand from a region of very low magnetic field strength into an MRI…

A: From Faradays law of electromagnetic induction, when magnetic flux through a conductor changes with…

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: When charges moving in piece of material are placed into a region of magnetic field, they feel a…

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Q: What direction is the magnetic field oriented relative to the north and south poles of a magnet?…

A: Magnetic field lines are imaginary curves that shows direction of magnetic field around magnet.

Q: Describe: a) the work done by magnetic forces on moving charges. b) the condition for an electric…

A: (A). The work done by magnetic forces is given by W=∫F·dS=Fdscosθ Since the angle between force and…

Q: The earth's magnetic field, with a magnetic dipole moment of 8.0 x 1022 A m², is generated by…

A: Given data: The magnetic dipole moment of the earth is μe=8.0×1022 Am2 The diameter of the current,…

Q: (a) Electrons are moving counterclockwise as shown in the diagram. Find the magnetic field at the…

A: Magnetic force 'F' on a particle of charge 'q' moving at velocity 'v' in a region of magnetic field…

Q: a) What is the speed of a supersonic aircraft with a 17.0 -m wingspan, if it experiences a 1.60 -V…

A: Solution: Given that L = 17 m ε Voltage = 1.6 V B = 8x10-5 T

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: If the direction of the current in a conductor is downward , what is the direction of the magnetic…

A: According to the right hand thumb rule if the thumb indicates the direction of current then the…

Q: 20. FIGURE below shows a zero-resistance rod sliding to the right on two zero-resistance rails…

A: We know that emf induced will be  Emf= Blv Current induced will be  I= emf/ R

Q: In the figure, a metal rod is forced to move with constant velocity along two parallel metal rails,…

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Q: In Chapter 22, we learned that the direction of the electric field about a point charge is radial to…

A: In current carrying-wire direction of magnetic field can be determine by using 'Right hand thumb…

Q: A doctor monitors the flow rate of blood using an electromagnetic flowmeter. Electrodes A and B make…

A: Magnetic field B = 0.02 T Diameter of blood vessel L = 3 mm = 0.003 m Emf ε = 1.2 × 10- 4 V