Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Semi conductors Dielectrics Perfect conductors Superconductors Semi conductors Dielectrics Perfect conductors Superconductors ANSWER DOWNLOAD EXAMIANS APP
Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Decreases Unchanged Increases Depends upon the metal Decreases Unchanged Increases Depends upon the metal ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these liquids has the highest viscosity? Pineapple juice Syrup Milk Water Pineapple juice Syrup Milk Water ANSWER DOWNLOAD EXAMIANS APP
Physics Acceleration is the rate of change of Jerk Jounce Velocity Speed Jerk Jounce Velocity Speed ANSWER DOWNLOAD EXAMIANS APP
Physics The device which converts sound energy into electrical energy is called Speaker Amplifier Transmitter Microphone Speaker Amplifier Transmitter Microphone ANSWER DOWNLOAD EXAMIANS APP
Physics A colour-blind person cannot See distant objects See black colour Have persistence of vision Distinguish between certain colours See distant objects See black colour Have persistence of vision Distinguish between certain colours ANSWER DOWNLOAD EXAMIANS APP