CFAA Fire Alarm Technician · Question
For a firefighter's telephone system, how many portable handsets must the system be capable of supporting simultaneously?
In buildings where firefighters use handsets (telephones), the system must allow for at least 5 handsets to be used simultaneously.
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Question: For a firefighter's telephone system, how many portable handsets must the system be capable of supporting simultaneously?
Answer options:
- 1 handset
- 2 handsets ✅ 5 handsets
- 10 handsets
Correct answer: 5 handsets
Explanation: In buildings where firefighters use handsets (telephones), the system must allow for at least 5 handsets to be used simultaneously.
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Question explanations
- The primary power for a fire alarm system must be:
- If a 120VAC primary power circuit for a fire alarm control unit is consuming 60 Watts of power, what is the cu
- In a steady-state DC circuit, if the conductor length is doubled while maintaining voltage and wire gauge, wha
- A resistor is rated at 10 Watts at 24VDC. If the voltage drops to 20VDC, what is the new power dissipation?
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