A ring of radius 0.1 m is made out of a thin metallic wire of area of cross section 10-6 m². The ring has a uniform charge of coulombs. Find the change in the radius of the ring when a charge of 10-8 coulomb is placed at the center of the ring. Young's modulus of the metal is 2 x 10⁰ Nm-².
A ring of radius 0.1 m is made out of a thin metallic wire of area of cross section 10-6 m². The ring has a uniform charge of coulombs. Find the change in the radius of the ring when a charge of 10-8 coulomb is placed at the center of the ring. Young's modulus of the metal is 2 x 10⁰ Nm-².
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Transcribed Image Text:A ring of radius 0.1 m is made out of a thin metallic wire of
area of cross section 10-6 m². The ring has a uniform charge
of coulombs. Find the change in the radius of the ring
when a charge of 10-8 coulomb is placed at the center of the
ring. Young's modulus of the metal is 2 x 10 Nm-2.
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