_1. The poles of a magnet can be isolated to either a north or south pole. 2. The location of the magnetic north pole is constantly changing. 3. The helical motion of a charge happens when its velocity is perpendicular to the magnetic field.
Q: 12. The magnitude of a magnetic field that passes through a stationary wire loop (consists of 50…
A: Area of the loop A=0.15 m2 Number of turns N=50 turns The angle between field and normal to the loop…
Q: istic is common to all permanent magnets? 大
A: Two poles, identified as north and south Magnetic poles always occur in pairs of north and south is…
Q: 2. You have a solenoid that is 40 cm long and with 350 turns and want to produce a magnetic field…
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Q: 12. The dipole moment associated with an atom of iron in an iron bar is 1.8 x 10-23 amp-m?. Assume…
A: Given, The dipole moment of one atom is μo=1.8×10-23A/m2 length of iron bar is L=5cm the…
Q: An electron moves at a velocity of 1.83 x 10^6 m/s in a direction perpendicular to a magnetic field…
A: Data we have velocity,v= 1.83 x 10^6 m/s Magnetic field, B= 3.95 T charge on the…
Q: 3. Calculate the magnitude and direction of the magnetic force on an electron moving with a velocity…
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Q: 4. A metal transport plane has a wing spread of 88 ft. what difference of potential exists between…
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Q: 7. A charged particle is placed into a uniform magnetic field with an initial velocity of zero. If…
A: Given , Charged particle is placed into a uniform magnetic field with initial velocity of zero.…
Q: 35. An aluminum airplane is flying west, parallel to the ground, at 350 m/s. The Earth's magnetic…
A: The velocity of the plane, (towards west)The magnitude of the downward component of the Earth's…
Q: 23. A 1000-kg car moves west along the equator. At this location Earth's magnetic field is 3.5 ×…
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Q: A proton moves in a circular path perpendicular to a uniform magnetic field of 0.85 T. Find the time…
A: The force acting on the proton can be written as FC=FBmv2r=qvBsinθ…
Q: A device that based on the magnetic force that is acting on a current-carrying wire or coil is a(n).…
A: A current-carrying coil in a magnetic field experiences a magnetic force. Due to this magnetic…
Q: Find the speed of the electron.
A: Given: Magnetic force, F=6.5×10-11N Magnetic field, B=4T Angle, θ=45°
Q: 11. An electron has a velocity of (5.0 km/s)x - (6.0 km/s)ŷ in a magnetic field. The force on the…
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Q: 2. A proton travels to the west at 3 m/s. The Earth's magnetic field is directed to the north and…
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Q: The north pole of a freely suspended bar magnet always directed to O a. geographic south b.…
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Q: he S.I unit of magnetic field is
A: 1------ Magnetic field unit is .... TESLA....... OPTION A..... Ampere -unit of current Ohm-- unit…
Q: 15. A solenoid that is 72 cm long produces a magnetic field of 1.8 T within its core when it carries…
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Q: 2. Each of the lettered points at the corners of the cube in figure represents a positive charge q =…
A: See below
Q: 7. A proton is moving through a magnetic field in a direction perpendicular to the field as shown…
A: Given: The strength of the magnetic field is 0.13 T. The magnitude of the magnetic force on the…
Q: A circular wire of a diameter 12 cm placed in a uniform magnetic field of 2 mT. The wire carries a…
A: Diameter , d = 12 cm = 12 x 10-2 m radius , r = d/2 = 6 x 10-2 m . Magnetic field , B = 2 mT = 2 x…
Q: 1. An electron experiences a magnetic force of magnitude 5.20 x 10-15 N when moving at an angle of…
A: Given data, Magnitude of magnetic Force (F)=5.20×10-15 N Magnitude of magnetic field (B)=4.40×10-3 T…
Q: 1. In the original Bohr model of the hydrogen atom, an electron circles the proton at a distance of…
A: r = 5.29 x 10-11 m v = 2.19 x 106 m/s B = ?
Q: 6. Which statement is incorrect? (a) The discrepancy between the magnetic S pole and the geographic…
A: Five statements regarding the magnetism are given and we are required to identify the incorrect…
Q: 25. The factor that does not affect the magnitude of the magnetic force on two current-carrying…
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Q: 5. A rectangular loop of wire that is 35 cm wide and 15 cm long is placed in a region where the…
A: The magnetic flus through the loop will be Flux = B×A×cosθ where B is magnetic field and A is area…
Q: 2. Two-point charges with q1= 8 µC and q2=-5 µC are depicted in the figure. At the instant shown in…
A: From biot savart law B=μo4πqv×r^r2 here v1=9×104 i^ m/sq1=8μCr1=0.3y^mv2=6.4×104 y^…
Q: 4. A metal rod carrying a 2 A current has a length L = 0.10 m in a magnetic field at an angle of…
A: Given Data: Current, I=2 A Conductor length, L=0.10 m Field angle, θ=30° Magnetic field, B=10 T
Q: 5. A search coil consisting of N turns of wire in a circle of radius r is used to measure small…
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Q: Two ions of masses 4 amu and 16 amu have charges +2e and +3e respectively. These ions pass through…
A: Required : The correct choice.
Q: 14. An electron moving at a speed of 4.8 x 105 m/s enters a 0.60 T magnetic field from the left as…
A: Given, The speed of the electron, v=4.8×105 m/s The magnetic field, B=0.60 T The charge on the…
Q: When a bar magnet is suspended freely its north pole always point to O a. geographic south O b.…
A: A bar magnet is suspended freely, we have to tell where it's north pole points.
Q: 23. A 1000-kg car moves west along the equa- tor. At this location Earth's magnetic field is 3.5 x…
A: To solve this problem, we need to use the formula for the magnetic force on a charged particle: F =…
Q: 49. There is a uniform magnetic field of 0.50 T directed along the positive y-axis. (A) Determine…
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Q: A proton moving east at 2.64 x 10^5 m/s moves through a magnetic field of 2.55 x 10^-6 T to the…
A: Given data :- charge on proton q = + e = + 1.6 × 10-19 Cvelocity v = 2.64 x 105 i^ m/smagnetic…
Q: 5. What is the magnitude of magnetic force per unit length on a wire carrying a current of 8 A and…
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Q: What is the magnitude of magnetic force per unit length on a wire carrying a current of 8 A and…
A: Given Data :Magnetic field is B=0.15TCurrent in wire is I=8AAngle between wire and magnetic field is…
Q: enters a A beam of protons with a velocity of 4 x 105 ms -¹ uniform magnetic field of 0.3 T at an…
A: Introduction: When a charge particles enter a uniform magnetic field and the direction of motion of…
Q: Find the magnitude (a factor of x10^-8) of the uniform magnetic field that causes the proton to…
A: Given : v = 1 × 107 m/s r = 6.37 × 106 m
Q: 9. Two long parallel wires separated by 7.5 cm each carry 3.3 A in opposite directions. (µ0=4r x…
A: Force per unit length = 2.90*10-5 N Magnitude of magnetic field midway between the wires is =…
Q: What is the magnitude of magnetic force per unit length on a wire carrying a current of 8 A and…
A: The magnetic force is a consequence of the electromagnetic force, one of the four fundamental forces…
Q: 1. Describe an example in which the magnetic flux through a surface is zero and the magnetic field…
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