Physics, 30.06.2019 11:10, cschellfamily
Discussion topican enormous amount of electricity is created atpower-generating stations and sent across thecountry through wires that carry high voltages. appliances, power lines, airport and militaryradars, substations, transformers, computers, andother equipment that carries or uses electricity allgenerate electromagnetic fields. many questions have been raised about howelectromagnetic fields affect our bodies. do theypose a public health risk? perform an internetsearch to find information about the effects ofelectromagnetic fields on public health. then, discuss the pros and cons of using equipment thatproduces an electromagnetic field.
Answers: 2
Physics, 22.06.2019 13:00, chie42
Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.
Answers: 2
Physics, 22.06.2019 18:30, bubblzthechicken
Asmall grinding wheel has a moment of inertia of 4.0Ć10ā5 kgā
m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?
Answers: 3
Discussion topican enormous amount of electricity is created atpower-generating stations and sent ac...
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