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    Security Alarm Circuit Analysis

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    A security alarm for an office building door is modeled by the circuit shown. The switch represents the door interlock, and V is the alarm indicator voltage. The switch has been closed for a long time at t=0. find the voltage, v(t), for t>0 for the circuit shown.

    Please see attached file for circuit.

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    Solution Summary

    This solution finds the voltage for a security alarm circuit.