Physics Electric current is measured by which instrument? Ammeter Barometer Voltmeter Sinometer Ammeter Barometer Voltmeter Sinometer ANSWER DOWNLOAD EXAMIANS APP
Physics Gamma rays are emitions that have Neither mass nor charge Charge but no mass Mass but no charge Both mass and charge Neither mass nor charge Charge but no mass Mass but no charge Both mass and charge ANSWER DOWNLOAD EXAMIANS APP
Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Superconductors Semi conductors Perfect conductors Dielectrics Superconductors Semi conductors Perfect conductors Dielectrics ANSWER DOWNLOAD EXAMIANS APP
Physics In mirrors the back surface is coated with a thin layer of : Red oxide Silver nitrate Mercury Silver Red oxide Silver nitrate Mercury Silver ANSWER DOWNLOAD EXAMIANS APP
Physics Which compressor is usually used in AC? Reciprocating Axial Centrifugal Rotary Reciprocating Axial Centrifugal Rotary ANSWER DOWNLOAD EXAMIANS APP
Physics The freezing point of fresh water is ________ . 0°C 3°C 5°C 4°C 0°C 3°C 5°C 4°C ANSWER DOWNLOAD EXAMIANS APP