Log Masuk
Physics for IGCSE & O level - Electricity (Section 6 - No. 18)
Which of these can be used as a fire alarm?
A reed switch
A diode
A potential divider
A transformer
Penjelasan
A fire alarm is described as a use for a reed switch.
Komen (0)
Log Masuk Untuk Mengulas
Iklan
Benarkan javascript memuatkan halaman ini dengan betul
