Materials and Components The resistance of a photoconductor Remains constant Decreases with increase in light intensity May increase or decrease with increase in light intensity Increases with increase in light intensity Remains constant Decreases with increase in light intensity May increase or decrease with increase in light intensity Increases with increase in light intensity ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The materials which become polarized on the application of mechanical stress are called piezoelectric. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which inductor is linear? Sheet steel cored Air cored Cast iron cored Iron alloy cored Sheet steel cored Air cored Cast iron cored Iron alloy cored ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Electrical contact materials used in switches, brushes, relay must possess Low thermal conductivity and low melting pointL High thermal conductivity and high melting point High thermal conductivity and low melting point Low thermal conductivity and high melting point Low thermal conductivity and low melting pointL High thermal conductivity and high melting point High thermal conductivity and low melting point Low thermal conductivity and high melting point ANSWER DOWNLOAD EXAMIANS APP
Materials and Components An atom of a rare gas is placed is an electric field E. Then The nucleus will be shifted in the direction of E by an amount which is independent of E. The nucleus will be shifted in a direction opposite to that of E. The nucleus will be shifted in the direction of E by an amount which is proportional to E. The nucleus will not be shifted. The nucleus will be shifted in the direction of E by an amount which is independent of E. The nucleus will be shifted in a direction opposite to that of E. The nucleus will be shifted in the direction of E by an amount which is proportional to E. The nucleus will not be shifted. ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The dielectric losses do not depend on frequency. False True False True ANSWER DOWNLOAD EXAMIANS APP
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