A metal wire is bent.into a circle of radius 10 cm . it is given a charge of 200 which spreads
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radius=r=10cm=0.1m
Q=200 c
Potential =V= ?
V= kq/r
where K= 9x10⁹ NM²/c²
q=200c
V=9x10⁹ x200/0.1
=1800/0.1 x 10⁹
=18000 x 10⁹V
=18x10¹² V
=1.8 x 10¹³ V
V=1.8 x 10¹³ V
Q=200 c
Potential =V= ?
V= kq/r
where K= 9x10⁹ NM²/c²
q=200c
V=9x10⁹ x200/0.1
=1800/0.1 x 10⁹
=18000 x 10⁹V
=18x10¹² V
=1.8 x 10¹³ V
V=1.8 x 10¹³ V
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