Physics Which term is not associated with sound wave? Mach Decibel Candela Hertz Mach Decibel Candela Hertz ANSWER DOWNLOAD EXAMIANS APP
Physics If the spinning speed of the earth is increased then the weight of body at the equator Increases Decreases Same Double Increases Decreases Same Double ANSWER DOWNLOAD EXAMIANS APP
Physics A bullet is fired from a rifle which recoils after firing. The ratio of kinetic energy of the rifle to that of the bullet is Less than one More than one Zero One Less than one More than one Zero One ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are used to protect magnets from : Effect of other magnets Demagnetization due to heating Self-demagnetization Earth's magnetic field Effect of other magnets Demagnetization due to heating Self-demagnetization Earth's magnetic field ANSWER DOWNLOAD EXAMIANS APP
Physics Vehicles use ________ to see the objects coming from behind. Convex mirror Convex lens Concave mirror Concave lens Convex mirror Convex lens Concave mirror Concave lens ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Travel with the speed of light Can be reflected or refracted Have low penetrating power Can affect photographic plates Travel with the speed of light Can be reflected or refracted Have low penetrating power Can affect photographic plates ANSWER DOWNLOAD EXAMIANS APP