A straight conductor (rod) of length 0.4 m is rotated about one end at a constant 6280 rad/s in plane normal to a uniform magnetic field of induction 3 x 10T. Calculate the emf induced between its ends,
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- The magnetic flux through the loop increases according to the relation shown below. What is the magnitude of the induced emf in the loop when t = 3.0 sA 2.00-m length of wire is held in an east−west direction and moves horizontally to the north with a speed of 15.0 m/s. The vertical component of Earth’s magnetic field in this region is 40.0 μT directed downward. Calculate the induced emf between the ends of the wire and determine which end is positive.A rectangular coil of 80 turns has dimensions of 34 x 52 cmcm and is located in a uniform 2 TT magnetic field. In 0.9 ss, the plane of the coil is rotated from a position where it makes an angle of 40° with the magnetic field to a position where it makes an angle of 64°. Calculate the average emf induced in the coil.
- A solenoid with 500 turns and a cross-sectional area of 0.01 m² is placed in a magnetic fieldthat increases from 0 T to 1 T in 4 seconds. Calculate the average induced EMF in the solenoid.In the figure below, a semicircular conductor of radius R = 0.220 m is rotated about the axis AC at a constant rate of 170 rev/min. A uniform magnetic field of magnitude 1.32 T fills the entire region below the axis and is directed out of the page. R Воли (a) Calculate the maximum value of the emf induced between the ends of the conductor. (b) What is the value of the average induced emf for each complete rotation? (c) How would your answers to parts (a) and (b) change if the magnetic field were allowed to extend a distance R above the axis of rotation? (Select all that apply.) O The value in part (a) would increase. The value in part (a) would remain the same. The value in part (a) would decrease. The value in part (b) would increase. The value in part (b) would remain the same. The value in part (b) would decrease. (d) Sketch the emf versus time when the field is as drawn in the figure. Choose File no file selected (e) Sketch the emf versus time when the field is extended as…