A conducting loop in the form of a circle is placed perpendicular to a magnetic field of 0.50 T. If the area of the loop increases at a rate of 3.0 × 10-3 m2 /s, what is the induced emf in the loop?
A)
4.3 mV
B)
0 mV
C)
1.5 mV
D)
1.7 mV
E)
5.5 mV
C
You might also like to view...
The nebular theory of the formation of the solar system successfully predicts all but one of the following. Which one does the theory not predict?
A) Planets orbit around the Sun in nearly circular orbits in a flattened disk. B) the compositional differences between the terrestrial and jovian planets C) the equal number of terrestrial and jovian planets D) asteroids, Kuiper-belt comets, and the Oort cloud E) the craters on the Moon
Compared to the volume of its nucleus, the volume of an atom is about
A) the same. B) a thousand times greater. C) a million times greater. D) a billion times greater. E) a trillion times greater.
A light beam with wavelength 500 nm is reflected constructively from a thin layer of oil having index of refraction 1.25
The oil floats on the top of water of index of refraction 1.33. What is the minimum thickness of the layer of oil? A) 100 nm B) 150 nm C) 175 nm D) 200 nm E) 225 nm
Which of the following objects (A-D) are accelerating? A) an object at rest, B) an object in motion in a straight line at a constant speed, C) an object in motion in a straight line with increasing speed, D) an object moving in a circle at constant speed.
A. all but an object at rest B. an object in motion in a straight line with increasing speed only C. an object at rest only D. an object in motion in a straight line with increasing speed and an object moving in a circle at constant speed.