II II I only Il only III only O I and Il only Il and III only

Q: Using the right hand rule, find the direction of the force if the velocity is along the +x axis and…

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Q: These dots representa magnetic field that is perpendicular to the plane of the paper, and is…

A: (a) The formula for the magnetic force acting on the charged particle is given as, Here, B, q, v…

Q: Two long, straight, parallel conductors carry ouments of 5 A and 5A as shown in the following…

A: Given: The current carried by the first wire is, I1=5 A. The current carried by the second wire is,…

Q: Figure 2 shows the directions of the speed v with which a positive charge moves and of the magnetic…

A: Given : Direction of velocity of positive charge is inside the plane Direction of Magnetic field is…

Q: What are the properties of magnetic field lines?

A: Magnetic charges and/or electric charges in motion create magnetic fields. This magnetic field is…

Q: Comparing your drawing for the fields lines between the two magnets in figures 2, 3, 4 and 5, are…

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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: If current 11 is much greater than current 12, (a) use arrows to draw the directions of the vectors…

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Q: A current carrying conductor is placed between the poles of a magnet. If the magnetic field,…

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Q: What is the direction of the magnetic field if it is known to be perpendicular to the electric fiel

A: We know  that  One curl equation states that if the electric field tends to rotate, it will induce a…

Q: Which components of the magnetic fields cancel when the fields are added?

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Q: Write together with the unit of force in which both the electric field and the magnetic field are…

A: Lorentz force is defined as the combination of the magnetic and electric force on a point charge due…

Q: What is the magnitude of the net magnetic field at point P? What is the magnitude of the electric…

A: The magnetic field of moving charges is

Q: Question 1: What is the direction of magnetic field that is produced by the current carrying wire?…

A: The right hand thumb rule relates the direction of magnetic field to the direction of current.

Q: Use the right-hand rule to relate the magnetic field to the direction of the current through a…

A: In physics, the right-hand rule is the best mnemonic for understanding the relation between…

Q: Consider the situation below in which a current carrying coil (loop) is situated in a magnetic…

A: When current is passed through a conductor it creates a magnetic field around it and if this…

Q: f we had a magnetometer to read the strength of the magnetic field, how would that value change if…

A: SOlution: If we had a magnetometer to read the strength of the magnetic field, how would that value…

Q: A vertical wire carries a current straight upward. To the west of this wire, the magnetic field…

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Q: A positive charge passing through two magnetic fields is shown in the Figures A and B. a) what is…

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Q: A positice charge in the figure is moving to the right and experiences a vertical magnetic force.…

A: We will use right hand rule in this problem.  According to right hand rule - When we arrange our…

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: You are told that in a certain region there is either a uniform electric or magnetic field. What…

A: Given: You are told that in a certain region there is either a uniform electric or magnetic field.…

Q: What is expected for the measured magnetic field if there is no current in the coil (neglecting the…

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Q: If the north end of a compass points in the general direction of Earth's Geographic North, it is…

A: Solution: Given: If the North end of a compass points in the general direction of Earth's Geographic…

Q: What is the direction of the magnetic field at the locatino of current 2 by current 1? 1 2

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Q: Calculate current that produces a magnetic field.

A: Consider an infinite length straight wire carrying current I . The current in the wire creates a…

Q: What is the direction of magnetic field that is produced by the current carrying wire? How do you…

A: Introduction: A current carrying wire produces an magnetic field around it. It was observed in…

Q: Consider the charge -q moving in the direction shown. -q a) What is the direction of the magnetic…

A: (a) Current in the wire is moving upwards. Applying Right Hand Thumb rule, direction of magnetic…

Q: How is the strength of magnetic field around a wire related to the strength of the electric current…

A: The strength of magnetic field increases with increase of value of electric current .

Q: List the properties of magnetic field lines.

A: Magnetic field lines are used to represent the presence of a magnet, it give information about the…

Q: In an overhead straight transmission wire, the direction of current is north. The magnetic field due…

A: The Maxwell's right hand rule we know that, when current pass through a conductor in a direction…

Q: Consider a solenoid. If you place the fingers of your right hand to curl opposite to the direction…

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Q: Make a sketch of magnetic field for negative current

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Q: The angle of dip at a location in southern India is about 18°. Would you expect a greater or smaller…

A: The Earth is nothing but a giant magnetic aligned almost antiparallel with rotation (geographical…

Q: Imagine a long vertical wire carrying a current that is flowing vertically upward. If we place this…

A: As we know a current in magnetic field experiences  a force which is given by equation: F = i (l x…

Q: How would you demonstrate that a momentary current can be obtained by the suitable use of a magnet,…

A: connect the coil with galvanometer and then insert the magnet into the coil and take back , while…

Q: The figure shows the magnetic field pattern that exists in space. Use Ampere's Law to calculate how…

A: Given, Magnetic fields in space

Q: The direction of magnetic field due to electric current is determined by the help of

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Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.