Questions
The potential gradient along the length of a uniform wire is 10 volt/metre. B and C are the two points at 30 cm and 60 cm point on a meter scale fitted along the wire. The potential difference between B and c will be
detailed solution
Correct option is A
Potential gradient = Change in voltage per unit length∴ 10 =V2 −V130/100 ⇒ V2 −V1 =3 voltTalk to our academic expert!
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A cell of resistance and emf 10 volt is connected to a uniform wire of length 500 cm and resistance 3 ohm. The potential gradient in the wire is
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