A positive point charge is released from rest at a distance r0 from a positive line charge with uniform density. The speed (v) of the point charge, as a function of instantaneous distance r from line charge, is proportional to |
|||

(a) |
v ∝ |
(b) |
v = |

(c) |
v ∝ ln |
(d) |
v ∝ |

A positive point charge is released from rest at a distance r0 from a positive line charge with uniform density. The speed (v) of the point charge, as a function of instantaneous distance r from line charge, is proportional to |
|||

(a) |
v ∝ |
(b) |
v = |

(c) |
v ∝ ln |
(d) |
v ∝ |

1 Answer

127 votes

E =

⇒ V_{P} − V_{G} = ln

mv^{2} = q(V_{P} – V_{G})

⇒ v ∝

127 votes

127