Physics - Electricity - Static - Electric potential and voltage - Potential and Voltage Problems
10 problems. P1: 'Potential 0.5m from a +2μC charge: V = kQ/r = ___ V' (36000). P2: 'Work done moving +3μC from infinity to this point: W = qV = ___ J' (0.108). P3: 'Potential at a point where two charges (+4μC at 0.2m and -2μC at 0.3m) contribute: V = kq₁/r₁ + kq₂/r₂ = ___ V' (120000). P4: 'A 12V b