Answers: 1
Physics, 22.06.2019 18:30
Anonzero net force acts on a particle and does work. which one of the following statements is true? the kinetic energy of the particle changes, but the speed of the particle does not change. the kinetic energy of the particle does not change, but the speed of the particle does change. the kinetic energy of the particle changes, but the velocity of the particle does not change. the kinetic energy and the speed of the particle change, but the velocity of the particle does not change. the kinetic energy, speed, and velocity of the particle change.
Answers: 1
Physics, 22.06.2019 19:40
Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?
Answers: 1
Physics, 22.06.2019 21:50
Determine the moment of the force f about an axis extending between a and c. express the result as a cartesian vector. a is at the origin, c is at (4,3,0) and f = (4i + 12j -3k) lb coming out of b (4,3,-2).
Answers: 2
Physics, 23.06.2019 02:00
Frequency of electromagnetic waves that a radio station is assigned. what do you call this type of wave?
Answers: 2
The frequency of a wave is 200 hz. the wavelength is 0.1 m. what is the period of the wave?...
Mathematics, 26.12.2019 06:31
Biology, 26.12.2019 06:31
Biology, 26.12.2019 06:31
Health, 26.12.2019 06:31
Mathematics, 26.12.2019 06:31
Health, 26.12.2019 06:31
History, 26.12.2019 06:31