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SSC JE 2017: Electrical Materials Rankers Quiz 2
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The phenomenon of magnetostriction occurs when a ferromagnetic substance is magnetized resulting in
Superconductivity is a material property associated with
The welding resistance of which material is lowest?
Bohr magneton is unit of
Above the Curie temperature, ferro-magnetic materials behave like
A semiconductor has a band gap of 2 eV. The wavelength of radiation emitted from the semiconductor when electrons and holes recombine is
The magnetic field at which a super-conductor remains in its superconducting state at a temperature less than the transition temperature is
The following material is not used for making a piezoelectric transducer
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