Physics, 25.07.2021 19:20 lightsofthedarkness

Tại hai đỉnh của hình vuông ABCD cạnh a = 3 cm có đặt hai điện tích điểm q1 = -q và q2 = +q. Tính q và cường độ điện trường tại đỉnh A. Cho biết điện thế tại A là 8500 V

Answers: 3

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 20:00, Agatio

How much force must a locomotive exert on a 12840-kg boxcar to make it accelerate forward at 0.490 m/s2?

Answers: 1

continue

Physics, 22.06.2019 11:10, cmflores3245

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.

Answers: 3

continue

Physics, 22.06.2019 12:20, azaz1819

What is the coefficient of kinetic friction μk between the block and the tabletop?

Answers: 1

continue

Physics, 22.06.2019 16:00, trevorhenyan51

Amichelson interferometer operating at a 600 nm wavelength has a 3.02-cm-long glass cell in one arm. to begin, the air is pumped out of the cell and mirror m2 is adjusted to produce a bright spot at the center of the interference pattern. then a valve is opened and air is slowly admitted into the cell. the index of refraction of air at 1.00 atm pressure is 1.00028.how many bright-dark-bright fringe shifts are observed as the cell fills with air?

Answers: 1

continue

You know the right answer?

Tại hai đỉnh của hình vuông ABCD cạnh a = 3 cm có đặt hai điện tích điểm q1 = -q và q2 = +q. Tính q...