Answers: 1
Physics, 22.06.2019 20:00
Abumper car with a mass of 250 kg is traveling at a speed of 4 m/s. this bumper car collides and sticks to a second bumper car with a mass of 250 kg, which is initially at rest. what is the final speed of these two bumper cars after the collision, assuming they remain stuck together?
Answers: 1
Physics, 23.06.2019 00:10
An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b.what is the wavelength of the wave? c.what is the amplitude of the magnetic field? d.what is the intensity of the wave?
Answers: 3
Physics, 23.06.2019 00:30
What practical value did astronomy offer to ancient civilizations?
Answers: 2
Which is the correct description of the sun's location in the milky way galaxy?...
English, 31.01.2020 23:58
History, 31.01.2020 23:58
Mathematics, 31.01.2020 23:58
Mathematics, 31.01.2020 23:58
Mathematics, 31.01.2020 23:58
English, 31.01.2020 23:58
English, 31.01.2020 23:58
Mathematics, 31.01.2020 23:58
Mathematics, 31.01.2020 23:58