Homework Help: Physics

Posted by Adam R on Friday, August 14, 2009 at 3:08pm.

Posted by Adam on Thursday, August 13, 2009 at 11:08am.

In the figure take q1 = 22uC and q2 = 20u. The force on q_1 points in the - x direction, What is the magnitude of the force on q_1? I dont know where to start, can someone help me?

Responses

Physics - bobpursley, Thursday, August 13, 2009 at 11:21am

You have to know position of q2, then use coulomb's law.

the postion of q2 is 2. Do i have to include q3 to find the magnitude of q1?

Physics - drwls, Friday, August 14, 2009 at 3:55pm
You don't mention any q3.

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