a) Three charges, Q 1 , Q 2 , and Q 3 are located in a straight line. The positi

Question

a) Three charges, Q1, Q2, and Q3 are located in a straight line. The position of Q2 is 0.323 m to the right of Q1. Q3 is located 0.147 m to the right of Q2. The force on Q2 due to its interaction with Q3is directed to the (Choose true or false for each statement.)

A.left if the two charges are negative.

B.left if the two charges have opposite sign.
C.right if the two charges have opposite sign.

b) In the above problem, Q1= 1.22x10-6 C, Q2=-3.22 x10-6 C, and Q3= 3.03 x10-6 C. Calculate the total force on Q2. Give with the plus sign for a force directed to the right. HINT:

Explanation / Answer

both option A and C are correct

force due to Q1=kQ1Q2/r2=.338N to the left

force due to Q3=kQ2Q3/r2=4.054N to the right

net force=3.716 to the right

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