(Solved): a. Draw a free body diagram at \( Q_{3} \) charge point by taking electric force due to \( Q_{1} \ ...

a. Draw a free body diagram at \( Q_{3} \) charge point by taking electric force due to \( Q_{1} \) as \( F_{1} \) and \( Q_{2} \) as \( \mathrm{F}_{2} \) (15 points) b. Calculate net electric force vector on \( \mathrm{Q}_{3} \) ? ( 15 points) c. Calculate net electric field vector on \( \mathrm{Q}_{3} \) ? ( 15 points) d. Calculate electrical potential at \( \mathrm{Q}_{3} \) ? (15 points) e. Calculate electrical potential energy of the system? ( 15 points) f. Calculate equivalent capacitance in the following circuit by clearly mentioning which ones are ss h. Calculate total energy stored of the capacitor? (5points) 1. Consider the following three charges as \( Q_{1}=Q_{2}=60 \mathrm{nC} \) and \( Q_{3}=-25 \mathrm{nC} \) in a rectangle as shown below. Take \( y=6.0 \mathrm{~cm} \) and \( z=10.0 \mathrm{~cm} \)