Materials and Components Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which inductor is linear? Cast iron cored Iron alloy cored Air cored Sheet steel cored Cast iron cored Iron alloy cored Air cored Sheet steel cored ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which of the following are true for relative dielectric constant?1. It is dimensionless.2. It is equal to 1 for vacuum.3. It is equal to 1 for all substances. 1 and 3 only 1 and 2 only 1, 2 and 3 2 and 3 only 1 and 3 only 1 and 2 only 1, 2 and 3 2 and 3 only ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called Transition temperature Neel temperature Curie temperature Debye temperature Transition temperature Neel temperature Curie temperature Debye temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The rule that resistivity of conductors can be separated into two parts viz. temperature independent and temperature dependent is known as Debye rule Curie rule Onne’s rule Matthiessen’s rule Debye rule Curie rule Onne’s rule Matthiessen’s rule ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Hall effect is observed in a specimen (metal or semi conductor) when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is Normal to both current and magnetic field In the same direction as current None of these In a direction anti parallel to magnetic field Normal to both current and magnetic field In the same direction as current None of these In a direction anti parallel to magnetic field ANSWER DOWNLOAD EXAMIANS APP
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