A coil with a self-inductance of 0.75 mH experiences a constant current buildup from zero to 15 A in 0.25 s. What is the induced emf during this interval?

a. 0.045 V
c. 0.030 V
b. 0.47 V
d. 0.019 V


A

Physics & Space Science

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Which of the following represents the equipotential lines of a dipole?

a.


b.


c.

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