A dipole consisting of an electron and a proton separated by a distance of 4 x 10-10 m is situated in an electric field of intensity 3 x 105 N/C at an angle of 300 with the field. Calculate the dipole moment and the torque acting on it.
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Explanation:
dipole moment =e×d
dipole moment =1.6×10^-19×4×10^-10=6.4×10^-29 Cm
T=PE sin(30°)
T=6.4×10^-29×3×10^5×1/2
T=9.6×10^-24 Nm
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