ExamPlay Dark Logo
وارد شوید

Physics for IGCSE & O level - Magnets And Currents (Section 8 - No. 35)

In a hard disk drive, what is used to write information onto the disk?
A laser.
An electromagnet.
A capacitor.
A resistor.

توضیح

An electromagnet.

نظرات (0)

ورود به نظر
تبلیغات
BrainBehindX Inc Logo
©2026; پشتیبانی شده توسط BrainBehindX Inc