Physics Specific gravity is defined as the ratio of 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 Density of water at 4°C to the density of the substance Density of the substance to the density of water ANSWER DOWNLOAD EXAMIANS APP
Physics The fact that the planets move around the Sun, not in circles but in ellipses, was first demonstrated by Copernicus Galileo Martin Luther Johannes Kepler Copernicus Galileo Martin Luther Johannes Kepler ANSWER DOWNLOAD EXAMIANS APP
Physics Why does a cannon recoil after firing ? Backward thrust of gases produced Newton's third law of motion Conservation of energy Newton's first law of motion Backward thrust of gases produced Newton's third law of motion Conservation of energy Newton's first law of motion ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? –273 40 273 –40 –273 40 273 –40 ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of radiation has the lowest penetrating ability? All of these Gamma Beta Alpha All of these Gamma Beta Alpha ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following is false about displacement? Displacement is never greater than Distance It can be positive, negative or zero It is always positive Its SI unit is meter Displacement is never greater than Distance It can be positive, negative or zero It is always positive Its SI unit is meter ANSWER DOWNLOAD EXAMIANS APP