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        How to do it please help me . I am stuck at this problem .
one year ago

Khimraj
3008 Points
							force on charge at C due to Charge at A and BF1 = F2 =  F = 9*109*1*10-6*2*10-6/0.12 =1.8Nangle between F1 and F2 = 120so resultant will be $\sqrt{F^{2} + F^{2} + F*Fcos120}$ =  F = 1.8NHope it clears.

one year ago
Dr. Manvee Borah
12 Points
							How can be the angle between   F1 and F2 =120, please explain i am not getting this step please help. Can you please provide a picture of it ?

one year ago
Khimraj
3008 Points
							I can’t upload picture but you can easily understand by imagine a triangle ABCthen force due to charge at A on charge at C is away along the line joining of point A to B and extend it and force due to charge at B on charge at C is towarld along line joining of point C to B.Hope it clears.

one year ago
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### Course Features

• 101 Video Lectures
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### Course Features

• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions