A square coil (length of side = 24 cm) of wire consisting of two turns is placed in a uniform magnetic field that makes an angle of 60° with the plane of the coil. If the magnitude of this field increases by 6.0 mT every 10 ms, what is the magnitude of the emf induced in the coil?
a. 55 mV
b. 46 mV
c. 50 mV
d. 60 mV
e. 35 mV
D
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Fill in the blank(s) with correct word
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A) filled with intense radiation B) hot C) dense D) small
Lenz's Law: The wire in the figure carries a steady current I. What is true about the currents induced in each of the three loops shown? The wire and the three loops are all in the same plane.
A. No current is induced in any loop. B. The currents are counterclockwise in all three loops. C. The currents are clockwise in all three loops. D. Loop A has clockwise current, loop B has no induced current, and loop C has counterclockwise current. E. Loop A has counterclockwise current, loop B has no induced current, and loop C has clockwise current.
In a two-slit experiment using coherent light, the distance between the slits and the screen is 1.10 m, and the distance between the slits is 0.0400 mm
If the second order bright fringe is measured to be 4.20 cm from the centerline on the screen, what is the wavelength of light? A) 200 nm B) 381 nm C) 401 nm D) 620 nm E) 763 nm