Physics Specific gravity is defined as the ratio of Density of the substance to the density of water at 0°C Density of the substance to the density of water Density of the substance to the density of water at 4°C Density of water at 4°C to the density of the substance Density of the substance to the density of water at 0°C Density of the substance to the density of water Density of the substance to the density of water at 4°C Density of water at 4°C to the density of the substance ANSWER DOWNLOAD EXAMIANS APP
Physics A bucket of water is hung from a spring balance. A piece of iron is suspended in the water without touching the sides or touching the bottom of the bucket. The reading of the spring balance Does not change Will decrease Varies with the increase of depth of the immersion of the iron piece Will increase Does not change Will decrease Varies with the increase of depth of the immersion of the iron piece Will increase ANSWER DOWNLOAD EXAMIANS APP
Physics Mirage is due to: Unequal heating of different parts of the atmosphere Depletion of ozone layer in the atmosphere Equal heating of different parts of the atmosphere Magnetic disturbances in the atmosphere Unequal heating of different parts of the atmosphere Depletion of ozone layer in the atmosphere Equal heating of different parts of the atmosphere Magnetic disturbances in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The waves used in sonography are Ultrasonic waves Sound waves Micro waves Infra-red waves Ultrasonic waves Sound waves Micro waves Infra-red waves ANSWER DOWNLOAD EXAMIANS APP
Physics In the electrical circuit of a house, the fuse acts as A step down device A load A safety device A thermopile A step down device A load A safety device A thermopile ANSWER DOWNLOAD EXAMIANS APP
Physics A convex mirror of focal length f (in air) is immersed in a liquid (u=4/3). The focal length of the mirror in the liquid will be : (7/3)f F (4/3)f (3/4)f (7/3)f F (4/3)f (3/4)f ANSWER DOWNLOAD EXAMIANS APP