Umm I dont No:)
crickets are attracted to many types of fruit
bar magnet :- cuboid shapecylindrical magnet :- cylinder shape
No, there are only atoms, electrons and chemicals in a battery. And there are many of these types of things in bigger batteries.
I can tell you more.Bar,disc,horseshoe,u-shaped etc.
What types of magnet either permanent or electromagnetic for AC and DC relay?"how DPDT relay works?
Car magnets can be purchased through any magnet sign shop. Most of these shops offer many types of custom designs to satisfy the discriminating consumer.
A magnet is an object that will attract certain types of metals, such as iron, nickel, and cobalt. This attraction occurs due to the magnetic field generated by the magnet.
There are two main/most common, types of magnet. One is permanent and the other is temporary. There could be more detailed classifications, but I do not know them ;)
The two main types of galvanometers are moving coil galvanometers and moving magnet galvanometers. Moving coil galvanometers use a coil of wire that moves in a magnetic field, while moving magnet galvanometers use a magnet that moves in a coil of wire.
Diffrent types of metal
permanent magnet motors and series motor
Trouble Magnet has 288 pages.