Question

In: Physics

A 10-cm-long thin glass rod uniformly charged to 15.0 nC and a 10-cm-long thin plastic rod...

A 10-cm-long thin glass rod uniformly charged to 15.0 nC and a 10-cm-long thin plastic rod uniformly charged to - 15.0 nC are placed side by side, 3.80 cm apart. What are the electric field strengths E1 to E3 at distances 1.0 cm, 2.0 cm, and 3.0 cm from the glass rod along the line connecting the midpoints of the two rods? Specify the electric field strength E1 Specify the electric field strength E2 Specify the electric field strength E3

Solutions

Expert Solution

Electric field due to a rod of length at a distance from center of rod is

Length of rod

Electric field due to glass rod at a distance is

directed towards right.

Electric field due to plastic rod at a distance is

directed towards right.

Net Electric field is   directed towards right.

------------------------------------------

Electric field due to glass rod at a distance is

directed towards right.

Electric field due to plastic rod at a distance is

directed towards right.

Net Electric field is   directed towards right.

-----------------------------------

Electric field due to glass rod at a distance is

directed towards right.

Electric field due to plastic rod at a distance is

directed towards right.

Net Electric field is   and is directed towards right.

-----------------------------------


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