Determine the drag force acting per unit length in a 1 in diameter steel cable when air at 60ºF, 14.7 psia moves trasnversely (perpendicularly) across the cable at 30 mph.
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Raster images consist of a group of separate drawing objects.
Answer the following statement true (T) or false (F)
What would happen if more mass was added to a 1.4-solar-mass neutron star?
A) It would blow off mass as an X-ray burster. B) It would erupt as a Type I supernova. C) It would grow larger, temporarily becoming a red giant again. D) It could eventually become a black hole, via a hypernova explosion. E) All of its protons and electrons would turn into quarks.
Two parallel conductors are carrying currents in the same direction. The currents are non-zero and not necessarily equal. The magnitude of the magnetic field midway between them is 40 mT. If one of the currents then has its direction reversed, what is the resulting magnitude of the magnetic field midway between them?
a. It could be any value. c. a value less than 40 mT b. 40 mT d. a value greater than 40 mT
a science fiction writer needs an environment for her latest story where stars are as crowded together as possible which of the following would be a good place to locate her story?
What will be an ideal response?