A leakage capacitor can be represented by a capacitance C and resistance R in parallel C. True False TRUE ANSWER : ? YOUR ANSWER : ?
Spontaneous magnetisation is characteristic of ferromagnetic materials. False True TRUE ANSWER : ? YOUR ANSWER : ?
The merger of hole and free electron is called Thermal energy Recombination Free electrons Covalent bonding TRUE ANSWER : ? YOUR ANSWER : ?
When a dielectric material is subjected to alternating field, the absorption of energy by the material from the field is given by the imaginary part of polarizability. True False TRUE ANSWER : ? YOUR ANSWER : ?
A characteristic property of crystal is its periodicity of structure. True False TRUE ANSWER : ? YOUR ANSWER : ?
The rule that resistivity of conductors can be separated into two parts viz. temperature independent and temperature dependent is known as Matthiessen’s rule Debye rule Onne’s rule Curie rule TRUE ANSWER : ? YOUR ANSWER : ?
The residual resistivity of a binary alloy at 0 K is Product of residual resistivities of component metals Sum of residual resistivities of component metals Dependent on the concentration of minor component in the alloy Difference of residual resistivities of component metals TRUE ANSWER : ? YOUR ANSWER : ?
Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called Neel temperature Debye temperature Curie temperature Transition temperature TRUE ANSWER : ? YOUR ANSWER : ?