Physics Which is best used as a sound absorbing material in partition walls ? Steel Stone chips Glass - wool Glass pieces Steel Stone chips Glass - wool Glass pieces ANSWER DOWNLOAD EXAMIANS APP
Physics The point where total mass of a body is supposed to be concentrated is known as Centre of gravity Dead centre Centre of mass Centre of motion Centre of gravity Dead centre Centre of mass Centre of motion ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for twinkling of stars ? Atmospheric reflection Atmospheric refraction Total internal reflection Dispersion of light Atmospheric reflection Atmospheric refraction Total internal reflection Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following represents a relation for ''heat lost = heat gained'? Principle of calorimetry Principle of thermal equilibrium Principle of colors Principle of vaporization Principle of calorimetry Principle of thermal equilibrium Principle of colors Principle of vaporization ANSWER DOWNLOAD EXAMIANS APP
Physics If objects appear enlarged and inverted in a rear view mirror, then which type of mirror is used? Cylindrical Concave Plane Convex Cylindrical Concave Plane Convex ANSWER DOWNLOAD EXAMIANS APP
Physics Red light has a wavelength of 70 A°. In "nm" it is 70 nm 700 nm 7 nm 0.07 nm 70 nm 700 nm 7 nm 0.07 nm ANSWER DOWNLOAD EXAMIANS APP