Physics Mach number is used in connection with the speed of aircraft ships sound spacecraft aircraft ships sound spacecraft ANSWER DOWNLOAD EXAMIANS APP
Physics Rectifiers are used to convert: Direct current to Alternating current Alternating current to Direct current Low voltage to high voltage High voltage to low voltage Direct current to Alternating current Alternating current to Direct current Low voltage to high voltage High voltage to low voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Which colour has the highest frequency? Green Violet Indigo Red Green Violet Indigo Red ANSWER DOWNLOAD EXAMIANS APP
Physics A simple microscope consists of : A long focus convex lens A short focus concave lens A short focus convex lens A long focus concave lens A long focus convex lens A short focus concave lens A short focus convex lens A long focus concave lens ANSWER DOWNLOAD EXAMIANS APP
Physics Danger signals are generally red as red light Gives comfort to eye Is least bright Has lowest velocity Undergoes least deviation Gives comfort to eye Is least bright Has lowest velocity Undergoes least deviation ANSWER DOWNLOAD EXAMIANS APP
Physics The wave of theory of light is based on Huyghens' principle The laws of reflection The inverse square law The laws of refraction Huyghens' principle The laws of reflection The inverse square law The laws of refraction ANSWER DOWNLOAD EXAMIANS APP