A coil with magnetic moment 1.45 A . m2 is oriented initially with its magnetic moment antiparallel to a uniform 0.835 T magnetic field. What is the change in potential energy of the coil when it is rotated 180° so that its magnetic moment is parallel to the field?
Q: A coil has an area of 100 cm2 with 220 turns connected across a 5.00 0 resistor to form a closed…
A: Given No. of turns in the coil N=220 Magnetic field B=3.1T Resistance R=5Ω Area A=100cm2 Time…
Q: A 1.70 m bar moves through a uniform, 1.70 T magnetic field with a speed of 2.00 m/s.
A:
Q: A straight conductor of length I moves with an acceleration a = 0.1 ms² at right angles to a…
A: Given The acceleration of the conductor is a=0.1 m/s2. The initial emf of the conductor is e1=0 V.…
Q: A pair of parallel conducting rails that are separated by a distance d-0.2 m lies at a right angle…
A: Given:Distance between the conducting rails: d=0.2 mMagnetic field: B=0.8 TResistance of the…
Q: Calculate the energy associated with the magnetic field of a 400-turn solenoid in which a current of…
A: Number of turns (N) = 400Current (I) = 1.75 A Magnetic flux = 3.7×10-4 Wb in each turn
Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…
A: magnetic field = B = 1.6 Tarea = A = 0.16 m2number of turns = N = 220Resistance = R = 16 Ohms
Q: A rectangular coil consists of N = 100 closely wrapped turns andhasdimensions a = 0.400 m and b =…
A:
Q: C. A dc machine with 8 loops rotor -without parallel current path- exists in a magnetic field of 4…
A: Given that,Number of loops= No. of turns=8No. of Conductors, Z=2× No. of turns=2×8=16B= 5TWhere r is…
Q: A 3.00 N metal bar 1.50 m long with a resistance of 10.0 ohms rests on conducting wires in the…
A: Solution:-Given thatWeight of metal bar (W)=3 Nlenght of the bar (l)=1.5 mResistance of the bar…
Q: Q.05 The armature of a small generator consists of a flat, square coil with a side-length of 1.60 cm…
A:
Q: A DC motor powered by a 15.0 V power supply has a 100-turn square coil with sides of length 10.0 cm…
A:
Q: ne so = 0.40w/s Razisn 3. A square coil of wire (36.0 cm long on each side with 50 loops) moves at a…
A: Given:length of 1 side of the coil, L = 0.36 mtotal loops, n = 50velocity of the coil, v = 0.40…
Q: A motor powered by a 9.0 V battery has a square coil with 30 turns with sides 5.0 cm long and a…
A: voltage of the battery (V) = 9 volts number of turns (N) = 30 turns side of square coil (s) = 5 cm =…
Q: The magnetic field inside of a very long solenoid is B = 0.024 T when the current į = 2.3 A. The…
A:
Q: A patient with a pacemaker is mistakenly being scanned for an MRI image. A 10.6-cm-long section of…
A:
Q: A straight wire of length 25 cm sweeps across a 0.84 T magnetic field with a speed of 1 m/s. What is…
A:
Q: A helicopter (see figure below) has blades of length 3.50 m, extending out from a central hub and…
A: Given data:- The length of the blades, l=3.50 m The angular velocity of the blades, ω=3.30 rev/s×2π…
Q: A 15-turn square coil of side 20cm lies in xy-plane and carries an unknown current I. The coil is…
A: Number of turns (N) = 15Side of square loop = 20 cm = 0.2 m torque acting on the loop = 1.2 N.m…
Q: The magnetic flux through a coil of wire changes from 9T m- to zero in a time of 0.50 s. What is the…
A: 18 V
Q: 2) A rod with negligible resistance is rotating with angular velocity of @= 5.0 rad/s over a…
A: We have given that angular velocity is ω = 5 rad/s. The radius is a= 0.2 m. The magnetic field is B…
Q: A straight wire with length of 28 cm sweeps across a 0.80 T magnetic field with a speed of 1.3 m/s.…
A:
Q: A velocity selector is set up with a magnetic field of 0.24 T into the page. In the velocity…
A: The objective of this question is to find the electric potential required between the plates of a…
Q: A 10 cm long magnetic needle that rotates about a horizontal axis is attached to the inside of a…
A: Given: Weight hung on needle, m=200g I=2A Length of the needle, L=10cm Deflection angle θ=20°
Q: A straight wire with length of 28 cm sweeps across a 0.87 T magnetic field with a speed of 1.3 m/s.…
A: Given Information: The length of the wire is L=28 cm The magnetic field in the wire is B=0.87 T The…
Q: You have a solenoid with an initial current of 386 A and a turn density of 6088 loops. m What the…
A: The induced emf at the center of the solenoid is 4440 V. Write the expression for Ohm's law and…
Q: A loudspeaker creates sound by pushing air back and forth with a paper cone that is driven by a…
A:
Q: D4
A: Given that,Side of square coil, a= 4 cmNo. of turns of coil, N= 12 turnsStrength of magnetic field…
Q: The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is…
A:
Q: A 15-turn square coll of side 20cm lies in xy-plane and carries an unknown current I. The coll is…
A:
Q: A point charge Q moves on the x-axis in the positive direction with a speed of 280 m/s. A point P is…
A: SOlution: Given that B =0.3 micro T y = 70 mm v = 280 m/s
Q: A current of 14.0 mA is maintained in a single circular loop of 2.50 m circumference. A magnetic…
A: The answer is given in the explanation page.Explanation: We can solve this problem using the…
Q: solenoid whose length is L = 50 cm. 3 cm in radius and has 500 turns. This solenoid is flowed by a…
A: The magnetic field inside a solenoid is B=μ0ni Where μ0 = 4πx 10-7 N/A2 n = Turns per Unit length…
Q: A plano-concave lens having index of refraction 1.50 is placed on a flat glass plate as shown in the…
A: given data: Plano convex lens curved surface radius of curvature R1=8.35(m) wavelength of sodium…
Q: A current of 7.37 A in a solenoid of length 10.0 cm creates a 0.353 T magnetic field at the center…
A: From the question we are told that The current is I=7.37A The length is L=10.0 cm=0.1 m The magnetic…
Q: You have a solenoid with an initial current of 118 A and a turn density of 5365 What is the initial…
A:
Q: 9p48) The figure shows a length of wire carrying a current i = 15 A and bent into a circular coil of…
A: Radius of a is twice of b. Ra = 2Rb Number of turns of b is twice of a. Nb = 2Na
Q: A rigid coil has a 4.00 cm radius and contains 500 turns. It is placed in a uniform magnetic field…
A: Given Data: Radius (r) = 4 cm = 0.04 m.Number of turns (N) = 500.Resistance (R) = 600 Ω.Magnetic…
Q: A coil in the shape of an equilateral triangle of side 10 cm lies in a vertical plane between the…
A:
Q: the maximum torque on the motor
A: the maximum torque on the motor is 0.03 N m
Q: In the given diagram, a conducting bar lies on two smooth rails that are linked through a 1.50…
A: Resistance R = 1.5ohm Magnetic field B = 0.75T v = 0.66m/s L = 0.05m
Q: She then uses a permanent magnet of strength B = 0.5 mT to induce a voltage in the (same) coil.…
A:
Q: A toroid with N turns carries a current I. The toroid is made of a paramagnetic material with…
A: Here ,total no. Of turns of toroid = N Radius of toroid = r
Q: A mass spectrometer is used to examine the Isotopes of uranium. Tons in the beam emerge from the…
A: Radioactivity.
Q: No Battery: A metal rod is dragged along two parallel rails in a uniform 0.36 T magnetic field, as…
A:
Q: A conducting bar of length L = 0.40 m rotates in a counterclockwise direction with a constant…
A:
Q: The component of the external magnetic field along the central axis of a 33 turn circular coil of…
A: Number of turns N = 33 Radius r = 27.0 cm = 0.27 m Change in magnetic field B = 1.90 T - 0.400 T =…
Q: A square loop,10.0cm on a side, is placed aroundthe center of a long solenoid which has 1500 turns…
A: The magnetic field inside due to a current-carrying (I) solenoid of n number of turns per unit…
A coil with magnetic moment 1.45 A . m2 is oriented initially
with its magnetic moment antiparallel to a uniform 0.835 T magnetic
field. What is the change in potential energy of the coil when it is
rotated 180° so that its magnetic moment is parallel to the field?
Step by step
Solved in 3 steps
