1. In the figure of coil and magnet, explain how the meter moves in terms of induced current, as the magnet is pushed into the coil, stopped and then pulled out of the coil in the opposite direction. IN s00000000 N
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A: Magnet is pulled out of the coil
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Q: 2. The bar magnet is released through a circular ring of copper wire as shown in the figure. a)…
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A: a) if the speed of magnet is increased induced emf will increase because rate of change of flux will…
Q: 1) A circuit is placed in a uniform magnetic field that points into the page as shown. The magnetic…
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Q: You wound a 0.25 m x 0.25 m square coil of 110 turns. You then exposed it to an external magnetic…
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Q: Solenoid: When you double the number of windings in an ideal solenoid while keeping all other…
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Q: In which of the given cases, the induced current in the loop will not be obtained A. The loop and…
A: According to Faraday's law, an Emf is produced across a conductor when the magnetic flux is…
Q: 3. A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross- sectional area…
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Q: If the magnetic field is in the positive x-direction, the magnetic force acting on the positive…
A: direction of the force can be found be using Fleming's left hand rule If you are not familiar with…
Q: A square loop of wire lies in the plane of the page. A decreasing magnetic field is directed into…
A: Here, the magnetic field is decreasing, and directed into the page.
Q: 1. The magnet moves as shown. Which way does the current flow in the coil? a. CW b. CCW c. No…
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Q: The magnetic flux of a coil will be positive maximum when, a. magnetic field is perpendicular to…
A: It is being asked at what relative orientation of magnetic field and the plane of the loop is the…
Q: The induced emf in a coil as a magnet is moved relative to the coil can be increased: a. No! This…
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Q: Which of the following changes would increase the magnetic field strength at the center of the…
A: Magnetic field at the centre of solenoid is given by B = uo nI --(1) where n = number of turns…
Q: The magnetic flux of a coil will be positive maximum when, a. magnetic field is parallel to the…
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Q: If another coil of wire (coil 2) is move towards the existing current-carrying coil, the induced…
A: Solution: Lenz law states that current in the coil will be induced in the direction which opposes…
Q: Two identical coils (coil A and coil B) of wire are mounted parallel so that their axes coincide.…
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Q: When a magnet is passed through a conducting wire coil, the changing magnetic flux will induce
A: Answer A an electromagnetic force in the coil.
Q: 6. Two moving rods of equal lengths (1.30 m) are moving as shown in the figure. The speed v₁ = 1.10…
A:
Q: Two coils are connected to different power supplies. Each coil carries a current of 0.15 A. Coil A…
A: According to Ampere's current law, ∫B→.dl→=μ0I If current associated with each turn of coil is I.…
Q: the magnetic flux inc
A: The direction of the magnetic field (due to the first coil) as it goes through the 2nd coil will be…
Q: 1. Two solenoids have the same number of turns per unit length, n, and same current i flowing…
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Q: 3. Induced Forces: Two conducting coils are arranged parallel to each other. The first coil is…
A: The direction of the magnetic field (due to the first coil) as it goes through the 2nd coil will be…
Q: The magnetic poles of the coil and the direction of the current shown in the diagram below are: a.…
A: Introduction: Given is a bar magnet that is inserted into a coil. Hence, electromagnetic induction…
Q: A wire coil connected to a battery and a switch in a closed circuit. Select a TRUE statement…
A: When a wire coil connected to a battery and a switch in a circus and when the switch is closed the…
Q: A stationary magnet with north pole at the bottom lies at the centre of the circular coil. Determine…
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Q: Two high-current transmission lines carry currents of 45 A and 78 A in the same direction and are…
A: Given: The current flow through wire 1 is I1 = 45 A The current flow through wire 2 is I2 = 78 A The…
Q: Which of the following changes would increase the magnetic field strength at the center of the…
A: We are given a solenoid. The magnetic field inside a solenoid is given as B=μonI Here n,I are number…
Q: You put a magnet inside a coil of wire. Why is there not a current produced in the coil when the…
A: The electromagnetic induction is defined as the the induction of electromotive force in a conductor…
Q: air filter. The turns ratio of the transformer is 50:1. The primary coil is plugged into a star…
A: Ratio of number of turns in primary coil to the secondary coil is given by…
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