An ac generator consists of a coil with 40 turns of wire, each with an area of 0.06 m2
The coil rotates in a uniform magnetic field B = 0.4 T at a constant frequency of 55Hz. What is the maximum induced emf?
A)
110 V
B)
625 V
C)
200 V
D)
421 V
E)
332 V
E
You might also like to view...
A 12 ohm resistor and a 24 ohm resistor are connected in series with a 6.0 V battery. The correct statement is
A) the voltage difference between the ends of each resistor is the same. B) the power dissipated in each resistor is the same. C) the current in each resistor is the same. D) the smaller resistor carries the larger current.
CH3OH is the structural formula for the compound named ______________
Fill in the blank(s) with correct word
This painting shows a futuristic spacecraft powered by the detonation of small hydrogen bombs. If we actually had such a spacecraft, what would it allow us to do?
A) It would allow us to make a one-way trip to the nearest star besides the Sun in about a century. B) It would allow us to travel roundtrip to almost anywhere in the Milky Way Galaxy in just a few years of ship time. C) It would allow us to travel from Earth to Mars in less than an hour. D) It would allow us to travel up to several times faster than the speed of light.
The force due to gravity that acts on a block of ice that slides down an icy ramp
A) remains equal to mg at all angles. B) decreases as the slope of the ramp increases. C) becomes greatest when the ramp is vertical.