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Transcribed Image Text:Consider a positive charge Q₁ of magnitude 7.5 µC fixed at
the origin with another positive charge Q₂ of magnitude 7.5
μC moving near it. Charge Q₂ has a mass of 7 g. Where
applicable, let the potential energy be zero when charges are
very far apart from each other.
Hint
a. What is the potential energy of Q2 when it is 3.4 cm
from Q₁?
PEQ2
=
b. If Q2 is released from rest at 3.4 cm from Q₁, how fast
is it moving when reaches 8 cm from Q₁?
Hint for (b)
VQ2
J.
m/s.
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