Mag-sign In
Physics for IGCSE & O level - Waves And Sounds (Section 4 - No. 48)
In the metal testing diagram, what causes the pulses?
The metal itself
The flaws in the metal
The detector
The oscilloscope
Paliwanag
The flaws create the pulses.
Mga komento (0)
Mag-login Upang Magkomento
Advertisement
Payagan ang javascript na i-load nang maayos ang page na ito