A 36 turn conductive loop encloses an area of 0.69 m2. At what constant rate should the magnetic field directed perpendicular to the loop change with time if the induced emf is to be 4.12 Volts?
Q: The flexible loop in the figure below has a radius of 10 cm and is in a magnetic field of strength…
A: radius, r = 10 cm magnetic field, B = 0.19 T time, t = 0.19 s radius, r = 10 cm radius, r = 10 cm…
Q: A 16 turn conductive loop with an enclosed are of 0.44 m? exists in the plane of the page. A uniform…
A: Number of turn N = 16 Area of loop = 0.44m2 value of B(t) = 3t2e-0.4t resistance of loop = 2.5ohm
Q: A square loop (length along one side = 12 cm) rotates in a constant magnetic field which has a…
A:
Q: A coil with 8 turns has square loops measuring 0.2m on a side and a resistance of 3Ω. It is placed…
A:
Q: rectangular loop of wire is located close to a long straight wire initially carrying a current I =…
A: According to Faraday second law Induced emf = rate of change of magnetic flux
Q: The flexible loop in the figure below has a radius of 14 cm and is in a magnetic field of strength…
A:
Q: A single loop of wire with an area of 0.0920 m2 is in a uniform magnetic field that has an initial…
A: The objective of the question is to find the electromotive force (emf) induced in the loop and the…
Q: A variable magnetic field is perpendicular to a 195-turn coil of area 0.305 m?. The magnetic field…
A:
Q: What is the peak emf (in kV) generated by a 0.260 m radius, 520-turn coil that is rotated one-fourth…
A:
Q: A wire loop of radius 17 cm and resistance 112 is located in a uniform magnetic field that changes…
A: Given: Radius of loop of wire, r=17 cm=0.17 m Resistance of the wire, R=11 Ω Solution: Consider the…
Q: A circular conducting loop of 5 turns and 0.040 m in radius is perpendicular to a magnetic field of…
A: Magnetic flux is defined as the product of a Magnetic field and the area of the loop it passes…
Q: If an alternator coil is 13 cm in diameter and is spinning at 1150 revolutions per minute in a 0.13…
A: Using Faraday’s law, the emf induced is,
Q: A 16 turn conductive loop with an enclosed are of 0.55 m^2 exists in the plane of the page. A…
A:
Q: 9000 Amp lightning bolt strikes a vertical pole 50.0 m from a worker holding a coil of wire. The…
A: 9000 Amp lightning bolt strikes a vertical pole 50.0 m from a worker holding a coil of wire. The…
Q: circular loop of radius 5.1 cm is formed, placed with its plane perpendicular to a uniform magnetic…
A:
Q: A 48 turn conductive loop encloses an area of 71 m 2 At what constant rate should the magnetic field…
A: Given, Number of turns N = 48 Area A = 71m2 emf ε=3.58 Volts We know the expression for induced…
Q: Refer to the figure in the previous question. What is the emf induced when a 5.7-cm conducting rod…
A:
Q: A circular loop of wire (area A = 0.20 m²) is placed in a uniform magnetic field that is…
A:
Q: The flexible loop in the figure below has a radius of 13 cm and is in a magnetic field of strength…
A: Given that radius of the flexible loop and strength of magnetic field and time takes to close the…
Q: The current to an inductor with 25 windings and a cross sectional area of .025m^ 2 is increased such…
A:
Q: A 20.9 turn conductive loop encloses an area of 0.57 m2. At what constant rate should the magnetic…
A: Given:- A 20.9 turn conductive loop encloses an area = 0.57 m2.…
Q: Figure below shows a conductor moving with a velocity v = 7.1 m/s to the left in the presence of…
A:
Q: A 16.7 turn conductive loop with an enclosed are of 0.53 m2 exists in the plane of the page. A…
A: Using Faraday’s law of electromagnetic induction, the emf (e) induced is given by, Here, N denotes…
Q: A variable magnetic field is perpendicular to a 142-turn coil of area 0.387 m². The magnetic field…
A:
Q: A 15-turn circular loop of wire is placed into a magnetic field with initial magnitude 1.2 T. Over a…
A:
Q: A prototype of an MRI consists of a set of 1400 coils each having a radius of 0.20 m. To test its…
A:
Q: A wire loop of radius 12 cm and resistance 8.5 Q is located in a uniform magnetic field B that…
A:
Q: What is the peak emf (in kV) generated by a 0.280 m radius, 400-turn coil that is rotated one-fourth…
A: The value of radius and number of turns of the coil and time and magnetic field. Then We have to…
Q: Consider a rectangular loop of wire 6.9 cm by 9.0 cm in a uniform magnetic field of magnitude 1.1 T.…
A:
Q: A square loop 36 cm on a side has a resistance of 14 ohms. It is initially in a magnetic field of…
A:
Q: Consider the arrangement shown in the figure below. Assume R = 6.00 Ω and ℓ = 1.20 m, and a uniform…
A: Given information: Here, R is the resistance, l is the bar’s length, B is magnetic field applied…
Q: The graph below shows the magnitude B of a uniform magnetic field that is perpendicular to the plane…
A:
A 36 turn conductive loop encloses an area of 0.69 m2. At what constant rate should the magnetic field directed perpendicular to the loop change with time if the induced emf is to be 4.12 Volts? Consider only positive numbers here in your answer.
Step by step
Solved in 2 steps
- Consider a 75.0 Ohm, 5.85-cm circular loop (diameter) with 100.0 turns in the plane of the page and a magnetic field perpendicularly out of the page. The magnetic field changes uniformly from 6.18 T to 14.5 T in 1.37 s, what is the magnitude of the induced current, in milliAmperes, in the loop. Indicate a ccw current with a "+" sign and cw with a "-" sign on your answer. Do not enter units with your answer.A circular loop of wire with radius of 0.1 meters is placed in a uniform magnetic field that isperpendicular to the plane of the loop. The magnetic field changes uniformly from 0 T to 0.5 T in2 seconds. Calculate the induced EMF in the loop.A conducting facet (L = 10[cm]) moves to the right on two frictionless conducting rails, as shown in the figure. The magnetic field in the region has a direction perpendicular to the plane of the rails and is uniform and constant. If a constant force F = 0.6 [N] moves the bar at a constant speed of v = 2 m/s, what is the current through the 12 ohm resistor? Express your answer in amperes, rounding to two decimal places. 1292 L
- 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 10-turn ideal solenoid has an inductance of (3.9x10^-3) H. To generate an EMF of (1.16x10^0) V what should be the rate of change of the current? Express your result as the magnitude in A/s.A coil consists of 25 loops of wire and has a diameter of 10 cm. Its resistance is 0.1Ω. At t=0 it lies perpendicular to a 0.5 T magnetic field (that is to say, the normal to the plane of the coil is parallel to the field direction) and the coil begins to rotate at 30 rad/s. Find the emf of induced in the coil and the current that flows as a function of time.
- The flexible loop in the figure below has a radius of 11 cm and is in a magnetic field of strength 0.19 T. The loop is grasped at points A and B and stretched until its area is nearly zero. If it takes 0.18 s to close the loop, what is the magnitude of the average induced emf (in mv) in it during this time? A B |E| =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 wind turbine generator contains a circular coil that is rotated fully through a 100-turn cycle. If the average emf over 10 seconds equals 153 V, with magnetic field strength of 4.00 T, what would be the radius of the coil in meters?
- One simple, though impractical, way to generate electrical power is shown below. A bar of metal with negligible resistance is in friction-less contact with two wires (also negligible resistance) spaced 15 cm apart. The changing magnetic flux generates an emf in the loop shown below. Zero-resistance wires Push 0.4 m/s 0.75 T First, what is the emf around this loop in mV to 2 significant digits?. The magnitude of the self-induced emf in a solenoid is 0.02 V when the current is increasing at a rate of 0.054 A/s. (a) Find the inductance of the solenoid. (b) If the solenoid has 350 turns, what is the magnetic flux through each turn when the current is 0.63 A?What is the peak emf (in kV) generated by a 0.230 m radius, 520-turn coil that is rotated one-fourth of a revolution in 4.03 ms, originally having its plane perpendicular to a uniform 0.425 T magnetic field? (This is 62 rev/s.)