A superconducting wire carries a current of 1.0 × 104 A. Find the magnetic field at a distance of 1.0 m from the wire.
What will be an ideal response?
2.0 × 10?3 T
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After a stone that is thrown straight up reaches the top of its path and then falls downward, its acceleration is
A) greater than at the top of its path. B) less than at the top of its path. C) the same as at the top of its path.
Determine the wetted perimeter and the hydraulic diameter DH, for a circular tube filled with R-134a liquid as shown in the sketch.
What will be an ideal response?
An electron moving from the negative terminal to the positive terminal of a 12. volt battery gains (or loses) how much energy? (Be sure to indicate whether it is a gain or loss.)
What will be an ideal response?
What is the kinetic energy of a 200-kg satellite as it follows a circular orbit of radius 8.0 × 10^6 m around the Earth? (Mass of Earth = 6.0 × 10^24 kg.)
a. 5.0 × 10^9 J b. 1.0 × 10^10 J c. 1.5 × 10^10 J d. 2.0 × 10^10 J e. 2.5 × 10^9 J