có 3 dây dẫn thẳng song song ,vuông góc với mặt phẳng hình vẻ, có dòng diện I1 I2 I3 chạy qua như hinh ve , Dòng I1 I2 được giữ chặt , Dong I3 có xu hướng

In order for the bug to fly through the air a force has to push the bug forward. identify this force. how does the bug produce

The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface

Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current