A single-turn loop of wire, having a resistance of 8.00 ? and a cross-sectional area 200 cm2, is perpendicular to a uniform magnetic field that increases steadily from 0.200 T to 2.800 T in 2.20 seconds
What is the magnitude of the induced current in the loop? A) 2.95 A
B) 3.18 A
C) 0 A
D) 3.18 mA
E) 2.95 mA
E
You might also like to view...
Characteristics of Waves: What is the wavelength of the wave shown in the figure?
A. 8 m. B. 4 m. C. 2 m. D. 1 m. E. It cannot be determined from the given information.
Two stars with about the same mass are found to have transiting planets with similar semi-major axes. Star 1 exhibits a Doppler shift twice as large as Star 2. What can we determine about these two systems?
A) The planet around Star 2 is more massive than the planet around Star 1. B) The planet around Star 1 has a thicker atmosphere than the planet around Star 2. C) The planet around Star 1 is more massive than the planet around Star 2. D) The planet around Star 2 has a thicker atmosphere than the planet around Star 1.
If the number of turns on the secondary coil of a transformer are less than those on the primary, the result is a
A) step-down transformer. B) step-up transformer. C) 120-V transformer. D) 220-V transformer. E) a dc transformer.
Convection can occur
A) only in gases. B) only in solids. C) only in liquids. D) only in liquids and gases. E) in solids, liquids, and gases.