A 11.7 cm long rod moves at 3.99 m/s. What is the strength of the magnetic field if a 94.8 V emf is induced?
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: e figure below shows a top view of bar that can slide on two frictionless rails. The resistor is R =…
A: Resistor = 6.40 ohmMagnetic field = 2.50TL =1.20m
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A: From the question, it is given that- Length of wire: l = 8.00 cm = 8.0 ×10-2 mTotal resisitance of…
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Q: A magnetic field has a magnitude of 0.0818 T and is uniform over a circular surface whose radius is…
A: Given : Magnitude of magnetic field, B = 0.0818 T Radius of circular surface, r = 0.174 m Angle…
Q: How much magnetic field strength would be needed to create an induced emf of 9.27 V in a 0.865 m…
A: Induced emf to create is, e=9.27 V Length of the wire, L=0.865 m Velocity of the wire, v=82.8 m/s…
Q: The coil of a generator has 50 loops and a cross-sectional area of 0.25 m?. What is the maximum emf…
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Q: A 232 turn generator with an area of 0.0015 m2 rotates at a constant rate of 415 rad/s in a region…
A: Given n=232, A=0.0015m2, ω=415rad/s, εm=50.2V
Q: A 0.200-m wire is moved parallel to a 0.500-T magnetic field at a speed of 1.50 m/s. What emf is…
A: Length, l = 0.200 mField, B = 0.500 TSpeed, v = 1.50 m/sInduced emf, ε = ?
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Q: A jet airplane with a 75.0-m wingspan is flying at 280 m/s. What EMF (voltage) is induced between…
A: length of wingspan, L = 75 m velocity, v = 280 m/smagnetic field, B = 3 x 10-5 T
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
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A: The Faraday's law of induction states that an emf is induced in a coil when the magnetic flux…
Q: 1. A 59.8-meter-long spacecraft flies past a neutron star, and passes through the neutron star s…
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Q: A metal rod 0.95 m long moves with a speed of 2.4 m>s perpendicular to a magnetic field. If the…
A: The expression for find strength of magnetic field is ε=BlvB=εlv
Q: square, single-turn coil 0.27 m on a side is placed with its plane perpendicular to a constant…
A: square, single-turn coil 0.27 m on a side is placed with its plane perpendicular to a constant…
Q: The loop in the figure is being pushed into the 0.20 TT magnetic field at 50 m/sm/s. The resistance…
A: Magnetic field B = 0.20 T.Velocity is given as, v = 50 m/s.Resistance of the loop Width of the loop…
Q: An emfis induced by rotating a 1107 turn, 20.0 cm diameter coil in the Earth's 3.53 x 10-5T magnetic…
A: initial flux == Nπr2B= 1107×π×0.222×3.53×10-5 Wb
Q: A car generator turns at 400 rpm when the engine is idling. Its 300 turn, 5.1 cm by 8.15 cm…
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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…
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Q: An 18 cm diameter circular loop of wire is placed in a 0.24 T magnetic field. When the plane of the…
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- A jet airplane with a 75.0 m wingspan is flying at 270 m/s. What emf is induced between the wing tips in V if the vertical component of the Earth’s magnetic field is 3.00 × 10-5 T?A 10-turn generator coil with area 0.150 m2 rotates in a 1.25-T magnetic field. At what frequency should the coil rotate to produce a peak emf of 150 V?An emf is induced by rotating a 1060 turn, 20.0 cm diameter coil in the Earth's 4.85 x 10-5 T magnetic field. What average emf (in V) is induced, given the plane of the coil is originally perpendicular to the Earth's field and is rotated to be parallel to the field in 10.0 ms?
- Figure shows a 100-turn coil of wire of radius 12 cm in a 0.15 T magnetic field. The coil is rotated 90° in 0.30 s, ending up parallel to the field. What is the average emf induced in the coil as it rotates?Suppose a conducting rod is 87 cm long and slides on a pair of rails at 2.5 m/s. What is the strength of the magnetic field in T if a 1 V emf is induced?A jet airplane with a 75.0 m wingspan is flying at 295 m/s. What emf is induced between the wing tips in V if the vertical component of the Earth’s magnetic field is 3.00 × 10-5 T?
- A coil of wire with a radius of 3.2cm is rotated at 85 rpm in a 0.075T magnetic field. What is the maximum emf generated?The straight wire that has been bent into a perfect circle has been placed in a perpendicular magnetic field has a length of 30.0 cm. The magnetic field is changing at a rate of 13 T/s. If the resistance of the wire loop is 3.6 Ω, the electric current in the wire will be:Currents in dc transmission lines can be 100 A or higher. Some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. For a line that has current 130 A and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? Express your answer in tes Express your answer in teslas. B = Submit Part B B BE = Submit What magnetic field does the line produce at ground level as a percent of the earth's magnetic field, which is 0.50 G. Express your answer as a percentage. ΓΕΙΑΣΦ Part C OO ΑΣΦ I Request Answer Request Answer Is this value of magnetic field cause for worry? ? T ? % No. Since this field does not differ a lot from the earth's magnetic field, it would be expected to have almost the same effect as the earth's field. Yes. Since this field does not differ a lot from the earth's magnetic field, it would be expected to have almost the same effect as the earth's field. No. Since this field is much…
- A triangle with equal 2 meters sides experiences a magnetic field with strength 2T exactly perpendicular to the wire. This small circuit also contains a resistor with a resistance measured at 2 ohms on one of these sides. If the magnetic field increases to 13.2 teslas over a 4.8 seconds, what is the induced current?A 23.9-meter-long spacecraft flies past a neutron star, and passes through the neutron stars extremely powerful magnetic field of strength 4.08 x 10^4 T. The spacecraft travels at a velocity of 7.35 km/s in a direction perpendicular to the magnetic field; the spacecraft s long axis is also perpendicular to the magnetic field. What is the induced emf (voltage) between the two ends of the spacecraft? 7.17E+09 V 7.17E+06 V 7.17E+05 V 7.17E+08 VThe 12.0 cm long rod as shown moves at 4.00 m/s.What is the strength of the magnetic field if a 95.0 V emf isinduced?