Physics Decibel is the unit used for Radio wave frequency Intensity of heat Intensity of sound Speed of light Radio wave frequency Intensity of heat Intensity of sound Speed of light ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because The ringing is not loud enough The bell jar is too small The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar The ringing is not loud enough The bell jar is too small The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar ANSWER DOWNLOAD EXAMIANS APP
Physics When a running car stops suddenly, the passengers tends to lean forward because of: Gravitational force Inertia of rest Centrifugal force Inertia of motion Gravitational force Inertia of rest Centrifugal force Inertia of motion ANSWER DOWNLOAD EXAMIANS APP
Physics The modulus of rigidity is the ratio of Shearing stress to shearing strain Volume stress to volume strain Tensile stress to tensile strain Longitudinal stress to longitudinal strain Shearing stress to shearing strain Volume stress to volume strain Tensile stress to tensile strain Longitudinal stress to longitudinal strain ANSWER DOWNLOAD EXAMIANS APP
Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Dielectrics Semi conductors Superconductors Perfect conductors Dielectrics Semi conductors Superconductors Perfect conductors ANSWER DOWNLOAD EXAMIANS APP
Physics Infrasonic sound has a frequency lower than 32 Hz 15 Hz 20 Hz 5 Hz 32 Hz 15 Hz 20 Hz 5 Hz ANSWER DOWNLOAD EXAMIANS APP