ar coll of radius 32.0 cm decreases from The component of the external magnetic held along the central axis of a 18 2.90 T to 0.450 T in 2.50 s. If the resistance of the coil is R = 6.00 Q, what is the magnitude of the induced current in the coil? magnitude: A

A square loop can freely spin about one of its horizontal segments, see the picture below. The loop is placed in a vertical uniform magnetic field of magnitude B = 0.25 T. Find the current in the loop if it makes an angle of 20° relative to the vertical (the line of magnetic field). The mass of the loop m = 20 g and the size of the loop a = 12 cm. B a The current in the loop, I = g Units Select an answer ✓ Question Help: Message instructor Post to forum

The magnetic field between the poles of a magnet has magnitude 0.510 T. A circular loop of wire with radius 1.30 cm is placed between the poles so the field makes an angle of 22.0° with the plane of the loop. What is the magnetic flux through the loop? Wb

Time left 1:15:1 A 40 turn circular coil (radius = 4.0 cm, total resistance = 0.20 0) is placed in a uniform magnetic field directed perpendicular to the plane of the coil. The magnitude of the magnetic field varies with time as given by B 95 sin(10 Tt) mT where t is measured in s. What is the magnitude of the induced current in the coil at 0.07 s? O a. 1.76 A O b. 3.05 A O c. 1.49 A O d. 2.42 A e. 0 A Next page Introduction to Phys102

A constant 0.3_T magnetic field passes through a loop at an angle of 35.7° with respect to the normal of the area of the loop. If the radius of the loop is 20.4_mm, then find the flux through the loop. inin ng t ng c ati 3. 0.0003185_Wb 0.0003363_Wb 0.00036 Wb D. 0.0003048_Wb 0.0003474 Wb A. Е. В. F. С. 0.000377 Wb |-/

The accompanying figure shows a cross-section of a long, hollow, cylindrical conductor of inner radius r₁ = 3.5 cm and outer radius r2 = 7 cm. A 51-A current distributed uniformly over the cross-section flows into the page. Calculate the magnetic field at r = 0.5 cm, r = 6.5 cm, and T = 8 cm. 12 Hints a. Magnetic field at r = 0.5 cm is 0 b. Magnetic field at r = 6.5 cm is c. Magnetic field at r = 8 cm is T. Additional hint for (a) T. Additional hint for (b) T. Additional hint for (c)

The magnitude of the magnetic flux through the surface of a circular plate is 2.50 10-5 T. m2 when it is placed in a region of uniform magnetic field that is oriented at 46.0° to the vertical. The radius of the plate is 8.50 cm. Determine the strength of the magnetic field.        mT?

006 A solenoid 2.1 m long has a radius of 0.75 cm and 900 turns. It carries a current of 2.5 A. The permeability of free space is 4T X 10 T m/A. What is the approximate magnetic field on the axis of the solenoid? Answer in units of mT.

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The component of the external magnetic field along the central axis of a 50 turn coil of radius 40.0 cm decreases from 2.90 T to 0.550 T in 3.00 s. The resistance of the coil is 4.50 Ohms. What is the magnitude of the current induced in the coil?