Question

A spark is generated in an automobile spark plug when there is an electric potential of...

A spark is generated in an automobile spark plug when there is an electric potential of 3000 V across the electrode gap. If 75 W of power is generated in a single spark that lasts 100 ns, what is the instantaneous current across the gap?

Possible Answers:

5 mA

7.5 mA

12 mA

25 mA

32 mA

0 0
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Answer #1

given, power part wartet in potopetal diff. vr 3000 vold E power intancour current Ir pa 15 25410 3000 Ravi V Ir 25 MA

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