Physics, 02.12.2019 22:00

# Two long, straight wires are parallel and 16 cm apart. one carries a current of 2.9 a, the other a current of 5.7 a. (a) if the two currents flow in opposite directions, what is the magnitude (in n/m) and direction of the force per unit length of one wire on the other?

Answers: 1

Physics, 30.01.2019 23:30

In electronic circuits it is not unusual to encounter currents in the microampere range. assue a 35micro ampere current, due to the flow of electrons. what is the average number of electrons per second that flow past a fixed reference cress section that is perpendicular to the direction of flow?

Answers: 2

Physics, 30.01.2019 22:40

Aforce of 100 newtons is used to move an object a distance of 15 meters with a power of 50 watts. find the work dine and the time it takes to do the work

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Physics, 30.01.2019 19:10

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=

Answers: 2

Physics, 30.01.2019 16:11

How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters

Answers: 2

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