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Two parallel plates having a p.d. of 200V among them are spaced 0.8mm apart.
What is the electric field strength?
Find also the flux density when the dielectric among the plates is
(a) Air and
(b) Polythene of relative permittivity 2.3
Derive the mathematical equation for the couple acting on a bar magnet in a uniform magnetic field and thus deduce the definition of magnetic moment?
filled observation of youngs modulus using searles apparatus
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