1.

1uC and -1uC are placed at a distance of 5 cm forming a dipole. What is the amount of torque required to place the dipole perpendicularly to an electric field of 3*105 N/C?

A. 5*10<sup>-3</sup> N. m
B. 15*10<sup>-3</sup> N. m
C. 1*10<sup>-3</sup> N. m
D. 10*10<sup>-3</sup> N. m
Answer» C. 1*10<sup>-3</sup> N. m


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