Materials and Components The resistance of a photoconductor Increases with increase in light intensity Decreases with increase in light intensity Remains constant May increase or decrease with increase in light intensity Increases with increase in light intensity Decreases with increase in light intensity Remains constant May increase or decrease with increase in light intensity 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 The fact that domains exhibits spontaneous magnetisation is First hypothesis is of Curie Second hypothesis is of Weiss Boltzmann’s statistics Curie-Weiss law First hypothesis is of Curie Second hypothesis is of Weiss Boltzmann’s statistics Curie-Weiss law ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The dielectric losses do not depend on frequency. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Wood is a diamagnetic material. True False True False ANSWER DOWNLOAD EXAMIANS APP
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