The armature of a small generator consists of a flat, square coil with 120 turns and sides with a length of 1.60 cm. The coil rotates in a magnetic field of 0.0750 T. What is the angular speed of the coil if the maximum e.m.f. produced is 34.0 mV?

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.

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Q: Mary has a circular coil with 12 loops of aluminum wire is placed in the horizontal plane. The…

A: Given: The number of loops is N=12. The angle made by magnetic field is θ=40∘. The radius of loop…

Q: What produces the magnetic field we measure in the coil? The computer software The current The…

A: Q.1.  Current. moving charge particle produces the current and current flowing in the coil will…

Q: A metal bar 4.9N2.7 min length rests horizontally on conductive wires that connect it to the…

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Q: 9. Airplanes move through the earth's magnetic field at rather high speeds. At top speed moving…

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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: Consider the Hall voltage induced on a patient’s heart while being scanned by an MRI unit.…

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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…

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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: How much energy due to Earth's magnetic field is present in 1.40 m of space near Earth's surface at…

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Q: A current of 10.9 A is maintained in a single circular loop having a circumference of 80 cm. An…

A: Given data: Current, I=10.9A Circumference, C=80 cm Number of loops, n =1 Magnetic field, B= 2T The…

Q: A circular coil of 50 turns and radius 8.0 cm is placed with its plain oriented at 90ﾟ to a magnetic…

A: Given data: Number of turns in the coil, N=50 The radius of the coil, r=8.0 cm=0.08 m The angle of…

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: 3. A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross- sectional area…

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Q: 00 wire loops are wound together. The area of each is 0.0025 m2. The loops begin with the area…

A: Using the concept of electromagnetic induction,

Q: Assuming the Earth's magnetic field averages about 0.50 × 10 4T near the surface of the Earth,…

A: Given that, The magnetic field of the earth is B=0.5×10-4T   And we have to find the total energy…

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: A coil with magnetic moment 1.45 A . m2 is oriented initially with its magnetic moment antiparallel…

A: The change in potential energy in of a magnetic moment in a uniform magnetic field is given by;…

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 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: A closely wound rectangular coil of 90 turns has dimensions of 22.0 cm by 46.0 cm. The plane of the…

A: Given Data: Number of turns of wire in coil (n) = 90.Breadth of coil (b) = 22.0 cm = 0.220 m.Width…

Q: The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is…

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Q: A 1000 turn coil is moved from a location where there the magnetic field is 25.00 T to a location…

A: Number of turns (N) = 1000 Magnetic field at first location = 25 T Magnetic field at second location…

Q: turns on her with a ter and 100 mm and 50 mm, respectively. The coil rotates in a uniform magnetic…

A: A rotating coil is placed in a magnetic field and a therefore a voltage is induced in the coil. If…

Q: A 15-turn square coll of side 20cm lies in xy-plane and carries an unknown current I. The coll is…

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Q: A mass spectrometer is used to examine the isotopes of uranium. Ions in the beam emerge from the…

A:

Q: What is the peak emf (in kV) generated by a 0.230 m radius, 520-turn coil that is rotated one-fourth…

A: Given that-Radius, R=r=  0.230 mTurns, N= 520Magnetic field, B= 0.425 TFrequency,…

Q: Show all solutions in this order: data, equation (basic or derived), substitution/computation, and…

A: The data given in the problem are:Number of turns per meter (n) = 10000 turns/meterCurrent (I) =…

Q: A generator has a 400 turns coil that is 10 cm long and 12 cm wide. The coil rotates at 8 rev/s in a…

A:

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: 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: the maximum torque on the motor

A: the maximum torque on the motor is 0.03 N m

Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…

A: Answer:-  Given  Magnetic field (B) = 1.60 T  Area(A) = 0.270 m2  Number of turns of the coil(N) =…

Q: A 40 turn circular coil (radius = 4.0 cm, total resistance = 0.20 O) is placed in a uniform magnetic…

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Q: Consider the arrangement shown in the figure below. Assume that R = 6.00 Q, 1=1.20 m, and a uniform…

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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