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 None of these In the same direction as current Normal to both current and magnetic field In a direction anti parallel to magnetic field None of these In the same direction as current Normal to both current and magnetic field In a direction anti parallel to magnetic field ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called Neel temperature Debye temperature Transition temperature Curie temperature Neel temperature Debye temperature Transition temperature Curie temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Components With increase in temperature, the electrical conductivity would Decrease in metals as well as in intrinsic semiconductor Decrease in metals but increase in intrinsic semiconductor Increase in metals as well as in intrinsic semiconductor Increase in metals but decrease in intrinsic semiconductor Decrease in metals as well as in intrinsic semiconductor Decrease in metals but increase in intrinsic semiconductor Increase in metals as well as in intrinsic semiconductor Increase in metals but decrease in intrinsic semiconductor ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Wood is a diamagnetic material. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components A leakage capacitor can be represented by a capacitance C and resistance R in parallel C. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components In van der walls crystals, there exists a high degree of stability of the outer electron shell. False True False True ANSWER DOWNLOAD EXAMIANS APP