Aproton, initially traveling in the +x-direction with a speed of 5.05×10^5 m/s , enters a uniform electric field directed vertically upward. after traveling in this field for 3.90×10^−7 s , the proton’s velocity is directed 45° above the +x-axis. what is the strength of the electric field?
Answers: 3
Physics, 21.06.2019 15:50
Ahollow metal sphere has 6 cm and 11 cm inner and outer radii, respectively. the surface charge density on the inside surface is −100nc/m2. the surface charge density on the exterior surface is:
Answers: 1
Physics, 21.06.2019 21:30
Aparticle with mass 1.81×10−3 kg and a charge of 1.22×10−8 c has, at a given instant, a velocity v⃗ =(3.00×104m/s)j^. what are the magnitude and direction of the particle’s acceleration produced by a uniform magnetic field b⃗ =(1.63t)i^+(0.980t)j^?
Answers: 2
Physics, 21.06.2019 22:00
Animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. reactivate d) a dog is getting hot in the sunlight, so he moves to a shaded area.
Answers: 2
Aproton, initially traveling in the +x-direction with a speed of 5.05×10^5 m/s , enters a uniform el...
Chemistry, 03.12.2020 22:50
Mathematics, 03.12.2020 22:50
Computers and Technology, 03.12.2020 22:50
Biology, 03.12.2020 22:50
Computers and Technology, 03.12.2020 22:50
Health, 03.12.2020 22:50
Mathematics, 03.12.2020 22:50
Mathematics, 03.12.2020 22:50