Multiple Choice
The electric potential V at time t at any point (x, y) in the plane is given by V = sin
. An observer is moving in the plane so that at time t her position is given by x = t3, y = 2 -t4. How fast does she experience V changing at time t = 1?
A) - +
B) +
C) - -
D) - -
E) +
Correct Answer:

Verified
Correct Answer:
Verified
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