Physics Rain drops fall from great height. Which among the following statements is true regarding it? They fall with that ultimate velocity, which are different for different droplets Their velocity increases and they fall with different velocity on the earth They fall with same ultimate velocity Their velocity increases and they fall with same velocity on the earth They fall with that ultimate velocity, which are different for different droplets Their velocity increases and they fall with different velocity on the earth They fall with same ultimate velocity Their velocity increases and they fall with same velocity on the earth ANSWER DOWNLOAD EXAMIANS APP
Physics The force which makes a vehicle to stop when break is applied is called Frictional force Vanderwalls force Covalant force Gravitational force Frictional force Vanderwalls force Covalant force Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics Kinetic energy depends on The mass of the moving body The pressure of the moving body The velocity or speed of the moving body. Both mass and velocity of the moving body The mass of the moving body The pressure of the moving body The velocity or speed of the moving body. Both mass and velocity of the moving body ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following represents a relation for ''heat lost = heat gained'? Principle of colors Principle of thermal equilibrium Principle of vaporization Principle of calorimetry Principle of colors Principle of thermal equilibrium Principle of vaporization Principle of calorimetry ANSWER DOWNLOAD EXAMIANS APP
Physics A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because Stone is heavier than parachute Special mechanisms are present in parachute None of these A parachute has a larger surface area and air resistance is more Stone is heavier than parachute Special mechanisms are present in parachute None of these A parachute has a larger surface area and air resistance is more ANSWER DOWNLOAD EXAMIANS APP
Physics Outside of cooking utensils are generally left black from below because Black surface is a good absorber of heat. Black surface is a poor conductor of heat. Black surface is a good conductor of heat. It is difficult to clean daily. Black surface is a good absorber of heat. Black surface is a poor conductor of heat. Black surface is a good conductor of heat. It is difficult to clean daily. ANSWER DOWNLOAD EXAMIANS APP