what is the life span of permanent magnet and how does it reduces?
75296
How long does a permanent magnet remain a magnet?
130573
Why bar magnet can produce magnetic field?
35559
Vibration to Torque: Magic Motor
135487
Why does the Earth not lose its magnetism?
79414
How Long Will This Battery Keep My Fridge Powered For?
139043
What is the direction of magnetic lines of force inside a bar magnet?
78258
How Special Relativity causes magnetism
70767
How to decrease the motor Speed without losing the maximum Torque
127140
Why does magnet attract iron but not other metals?
149228
How long will a battery last based on these numbers
48552
Why aren't solenoid/electromagnet windings insulated?
102416
What is the lifespan of an SSD drive?
23839
Why doesn't current decrease in series combination?
57983
Is diamagnetism a static or dynamic effect?
56708
What do we mean with magnetic monopole and dipole?
16679
Why doesn't this perpetual motion machine using magnets work?
103944
prolonging the lifetime of temporaries