(SOLVED) For how long can an Energizer 522 9-V battery operate such a relay? Assume a battery capacity of 500 mAh.

Discipline: Physics

Type of Paper: Question-Answer

Academic Level: Undergrad. (yrs 3-4)

Paper Format: APA

Pages: 1 Words: 275

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Question

A certain relay draws 200 mA with 9 V applied.

For how long can an Energizer 522 9-V battery operate such a relay? Assume a battery capacity of 500 mAh.

What is a good estimate of the coil's resistance?

Expert Answer

$→ Relay drac. S 200mA Cuiteav\nappiied.\nよ\n3\np= 1.8 at\n3\nbattery ofa tSoomah\n1.g\n$