question hdd and external devices

cloudff7

New member
1) Will the magnetic fields or electromagnetic waves generated by a large 29" CRT TV turned on at a distance of 2 or 3 cm from a 2.5" HDD (older model manufactured in 2010 or 2011) disrupt and interfere with the correct movement of the mechanical arms and read/write heads, causing read/write errors on the 2.5" HDD?

2) Do these electromagnetic waves and fields from the large CRT TV turned on at a distance of 2 cm from the 2.5" HDD (manufactured in 2010 or 2011) also cause magnetic degradation in the platters, corruption, and deletion of files from the platters?

3) 2.5" HDDs are compact and seemingly fragile compared to 3.5" HDDs. Can 2.5" HDDs be used for long-term data storage or not? The mechanics, electronics, and platters of 2.5" models are very different from those of models 3.5"?

4) So, a 2.5" HDD at a distance of 2cm from a large TV turn-on, and any magnetic degradation weakening in the HDD, exposure for a few minutes versus several hours or even 48 hours, is the result the same? Does the magnetic degradation in this case depend more on the strength of the external magnetic field or the exposure time?

5) Regarding the mechanics and lubricant, do the platters of 2.5" HDDs degrade faster with several hours of use every day, or with use powered on once a year for a few minutes? They are both in the same environment with the same humidity and temperature.

6) HDD 2.5" stored in 31-38C generates slow demagnetization platters?

7) 2.5" hdds need refresh rewrite data before 5 years similar flash memory and ssd?

all questuions for any all hdds 2.5" manufactured 2010. 2011
 
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