1.

Two equal and opposite charges of 4×10−8C when placed 2×10−2cm away, form a dipole. If this dipole is placed in an external electric field of 4×108 newton/coulomb, the value of maximum torque and the work done in rotating it through 180o will be

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Two equal and opposite charges of 4×108C when placed 2×102cm away, form a dipole. If this dipole is placed in an external electric field of 4×108 newton/coulomb, the value of maximum torque and the work done in rotating it through 180o will be




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