The current in a 0.40 H inductor increases form 2.0 A to 3.0 A in 1.5 s. The energy stored by the inductor during this process increases by
A. 3.6 J.
B. 1.8 J.
C. 1.2 J.
D. 1.0 J.
E. 0.6 J.
D. 1.0 J.
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The maximum possible speed in nature is
a. warp 10 b. the speed of light. c. infinite. d. unknown.
Three solid, uniform, cylindrical flywheels, each of mass 65.0 kg and radius 1.47 m rotate independently around a common axis
Two of the flywheels rotate in one direction at the other rotates in the opposite direction at 3.42 rad/s. Calculate the magnitude of the net angular momentum of the system. A) 298 kg ? m2/s B) 778 kg ? m2/s C) 257 kg ? m2/s D) 222 kg ? m2/s
Why did Earth retain most of its water while Venus and Mars lost theirs?
What will be an ideal response?
Galileo's discovery of four moons orbiting ________ provided new support for the ideas of Copernicus
Fill in the blank(s) with correct word