Physics Specific gravity is defined as the ratio of Density of water at 4°C to the density of the substance Density of the substance to the density of water Density of the substance to the density of water at 4°C Density of the substance to the density of water at 0°C Density of water at 4°C to the density of the substance Density of the substance to the density of water Density of the substance to the density of water at 4°C Density of the substance to the density of water at 0°C ANSWER DOWNLOAD EXAMIANS APP
Physics Working of safety fuses depends upon1. magnetic effect of the current2. chemical effect of the current3. magnitude of the current4. heating effect of the currentSelect the correct answer using the code given below. 1, 2, 3 and 4 1, 2 and 3 only 4 only 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 only 4 only 3 and 4 only ANSWER DOWNLOAD EXAMIANS APP
Physics The GPS device in an automobile uses which communication channel? Infrared Microwave Satellite Radio frequency Infrared Microwave Satellite Radio frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument used to study the behaviour of a vibrating string is : Barometer Sonometer Hygrometer Hydrometer Barometer Sonometer Hygrometer Hydrometer ANSWER DOWNLOAD EXAMIANS APP
Physics An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton's Fourth law First law Third law Second law Fourth law First law Third law Second law ANSWER DOWNLOAD EXAMIANS APP
Physics An object covers distance which is directly proportional to the square of the time. Its accelaration is Zero Decreasing Increasing Constant Zero Decreasing Increasing Constant ANSWER DOWNLOAD EXAMIANS APP