(After) (Before)

Q: alpha particle (consisting of two protons and two neutrons), traveling at a speed of v = 1.1 x 105…

A: V = 1.1 × 10⁵ m/s B = 1.6 T

Q: An alpha particle (consisting of two protons and two neutrons), traveling at a speed of v = 1.4 x…

A: Given v=1.4×105 m/sB=1.8 T

Q: A rectangular loop in the xy-plane carrying a current I lies in a uniform Magnetic field B…

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Q: show that the Velocity field %3D sa Bi fies the equat ion of motion St where 2 = y/2 JTt and V and…

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Q: Consider a velocity field V⃗ = (5a + 18 )(y 2 + 2x)? + (a + 30)(2x − y) ?. Find the value of ‘a’…

A: The condition for a vector field to be irrotational is the curl of the vector field must be zero.…

Q: A long, straight wire lios along the z-axis and carries current I=60.0 A in the+z-direction. A small…

A: Current, I = 60.0 AMass of small particle = Charge = Distance

Q: A magnetic field B is confined to a region r a ≤ and points out of the paper (the z-axis), r = 0…

A: The emf generated in the ring is given by ε=-ΔϕΔt Here, Δϕ is the change in magnetic flux associated…

Q: Question 5.9: A circular coil of 16 turns and radius 10 cm carrying a current of 0.75 A rests with…

A: Number of turn in coil N=16, radius of coil r=10 cm=0.1 m and current carried by it i=0.75 A.…

Q: An alpha particle (consisting of two protons and two neutrons), traveling at a speed of v = 1.7 x…

A: Part (a) The mass m of the alpha particle is, m=2mp+2mn=2mp+mn=21.67262×10-27 kg+1.67493×10-27…

Q: At what time is the angular velocity of the motor shaft zero? Calculate the angular acceleration at…

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Q: say that B=(Bx,By,Bz)=(4,5,6)mT and u=(ux,uy,uz)=(6,7,5.5)Am^2. what is the torque acting on the…

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Q: O = eVz²+y²+z?

A:

Q: Water flowing from an oscillating sprinkler head produces a velocity field given by ~v = u0 sin[ω(t…

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Q: The figure gives the potential energy U of a magnetic dipole in an external magnetic field B, as a…

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Q: R2 ww RI b a Ro E2 R3 R4 Rs

A: Refer the diagramm below. Here total number of independent loop is altough 3 only but total number…

Q: Given that B= 6x ax - 9y ay + 3z az Wb/m^2 , find the total force experienced by the rectangular…

A: Given: The magnetic field is given as B→ = 6x i^ - 9y j^ + 3zk^ The current through the rectangular…

Q: The dipole moment of a magnet is given by ji = (20) jA · m² which is in a magnetic field given by B=…

A: Torque on magnetic dipole due to magnetic field is cross product of magnetic dipole and magnetic…

Q: A magnetic needle of magnetic moment 6.7 × 10² Am and moment of inertia 7.5 × 10 kg m² is performing…

A: A magnetic needle with a moment of inertia of 7.5×10-6 kg m2 and a magnetic moment of 6.7×10-2 Am2…

Q: A positively charged particle of mass 6.72 × 10°8 kg is traveling due east with a speed of 51.4 m/s…

A: Given Information:- Mass of the particle m=6.72×10-8 kg Initial speed of the particle v=51.4 m/s…

Q: A metal crossbar of mass m slides without friction on two long parallel conducting rails a distance…

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Q: An electron in a magnetic field moves along a circle with a radius of 34.0 m with a speed that…

A: (a)Centripetal acceleration is, ac=v2r=v02e-2btr=287 m/s2e-20.54 s-13.9 s34.0 m=35.9 m/s2

Q: An experimental magnetically levitated train is supported by magnetic repulsion forces exerted in a…

A: The magnetic force on a current-carrying conductor placed in the magnetic field is directly…

Q: A three-dimensional velocity field is given by v = (3z + 2y + 2)i + (2x +z + 1)j + (3x + y − 1)k…

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Q: A cylindrical bar magnet weighing 150 g and measuring 2 cm in diameter and 10 cm in length…

A: Mass of the bar magnet, m=150 g=0.15 Kg diameter of the cylinder, d=2 cm radius, r=1 cm=0.01 m…

Q: Bla A 6-kg sphere is connected to wire ACB through a ring C. The sphere revolves at a constant speed…

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Q: Show that the magnitude of the magnetic field B along the positive z-axis through the center of a…

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Q: A proton moves at 4.5 e5 m/s in the horizontal direction. It enters a uniform electruc field with…

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Q: .00 × 105 m / s) j. Then it is influenced by a uniform magnetic field B = (1.52 T) i + (0.68 T) j.…

A: Given values:- Mass of the particle,(m)=2.35 x 10−3 kg ----(1) Charge,(Q)=7.22 x 10−8 C -----(2)…

Q: В i. Show that the magnitude of magnetic force Fy exerts on the falling rod is B²1² Fm R Determine…

A: Induced emf = rate of change of magnetic flux Induced current if rod is moving e = Blv

Q: A charged particle (m = 6.0 ✕ 10-9 kg; q = 5.0 ✕ 10-6 C) moves in uniform magnetic field given by  =…

A: Mass of the particle, m= 6×10-9kgCharge of the particle, q=5×10-6CMagnetic field,…

Q: like magnetic field can be considered as a bar magnet. Suppose, we have such a bar magnet. We will…

A: Solution:We know that dipole moment is given as:μ→ = μy j^ + μz k^uniform magnetic field is given…

Q: The magnetic force acting on a straight wire carrying current I of length L in a uniform magnetic…

A: The given loop can be divided into two segments a curve defined by the equation, y=4−x2 and a line…

Q: Let it be a particle with mass m = 2.35 × 10−3 kg and charge Q = 7.22 × 10−8 C. It has, at a certain…

A: Given: The mass (m) of the particle is 2.35×10-3 Kg. The magnitude of the charge (q) on the particle…

Q: Three strong magnets and an unmagnetized iron bar X are arranged in a stable configuration as shown.…

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Q: Write down an expression for the net force along the (tangentially to) arc of motion on a simple…

A: A simple pendulum is defined as a point mass suspended by a weightless and inextensible string fixed…

Q: A water molecule and a neutral carbon atom are initially 8.1 x 10-6 m apart (about 81000 atomic…

A: The polarizability force is given by:Where:Substituting these values into the formula:

Q: What current must be in the solenoid so that the solenoid field just cancels Earth's 4.2 x 10-5-T…

A: Earth's magnetic field (B) = 4.2×10-5 T radius (r) = 1 m Number of turns (N) = 780 Length (L) = 4.6…

Q: A proton moving at speed v = 1.00 x 106m/s enters a region in space where a magnetic fi eld given by…

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Q: An iron bolt of mass 58.5 g hangs from a string 37.5 cm long. The top end of the string is fixed.…

A: Given, Mass, m=58.5 g=0.0585 kg, string length, l= 37.5 cm= 0.375 m, and displacement, d= 25 cm=…

Q: A magnetic field can force a charged particle to move in a circular path. Suppose that an electron…

A: The acceleration of an object or particle around a circular path is related to the velocity or speed…

Q: A magnetised needle of magnetic moment 4.8 × 10² JT-¹ is placed at 30° with the direction of uniform…

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Q: You are performing an experiment out in space, assume you are far from any large planets. You have a…

A: first mass = 100 kg Length of rod = 5 m M = 10,000 kg d = 0.05 m

Q: A bar magnet of moment 7.9 Am suspended in a uniform magnetic field of induction 3.6 x 10- 5 wb/m2…

A: Simple harmonic motion.

Q: The armature (slender rod) AB has a mass of 0.20 kg and can pivot about the pin at A. Movement is…

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Q: A particle with a mass of 8.52 kg and a charge of 5.3 C is projected into a uniform magnetic field…

A: Given:mass of the particle, m = 8.52 kgcharge on the mass,  q = 5.3 Cmagnetic field, B→ = 2.62k^…

Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.