Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
See 1 Answer
a) Name any metals that are ferromagnetic metals - iron
b) An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. Hence, one can turn off the current to release object X.
b) An electromagnet is a type of magnet in which the magnetic field is produced by an electric current. Hence, one can turn off the current to release object X.