Charge is placed at point

PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

1 μC1\,\mu\text{C} charge is placed at point (1,2,4)(1, 2, 4). The electric field at a point P(0,−4,3)P(0, -4, 3) is _____ N/C. (a) −38.42i^−230.52j^−38.42k^-38.42 \hat{i} - 230.52 \hat{j} - 38.42 \hat{k} (b) +38.42i^+38.42j^−230.52k^+38.42 \hat{i} + 38.42 \hat{j} - 230.52 \hat{k} (c) −38.42i^−38.42j^+230.52k^-38.42 \hat{i} - 38.42 \hat{j} + 230.52 \hat{k} (d) None of these

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