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  4. Electric field at point 20 cm away from the centre of dielectric sphere is 100 V / m, radius of sphere is 10 cm, then value of electric field at a distance 3 cm from the centre is :

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Q. Electric field at point $20\, cm$ away from the centre of dielectric sphere is $100\, V / m$, radius of sphere is $10\, cm$, then value of electric field at a distance $3\, cm$ from the centre is :

Rajasthan PMTRajasthan PMT 2001Electric Charges and Fields

Solution:

Inside a dielectric sphere, electric field is zero.