Physics Tungsten is used for the manufacture of the filament of an electric bulb, because It has a very high melting point It is economical It is a good conductor It is malleable It has a very high melting point It is economical It is a good conductor It is malleable ANSWER DOWNLOAD EXAMIANS APP
Physics Electromagnet is constructed with which of the following ? Steel Soft Iron Aluminium Nickel Steel Soft Iron Aluminium Nickel ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Lightning discharge in atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Lightning discharge in atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Element Filament Circuit Cells Element Filament Circuit Cells ANSWER DOWNLOAD EXAMIANS APP
Physics Atomic packing factor of body centred cubic structure (bcc) is 0.69 0.63 0.68 0.73 0.69 0.63 0.68 0.73 ANSWER DOWNLOAD EXAMIANS APP
Physics Stationary wave is formed by A transverse wave superposing a longitudinal wave Two waves of same frequency travelling in the opposite direction Two waves of the same speed superposing Two waves of same frequency travelling in the same direction A transverse wave superposing a longitudinal wave Two waves of same frequency travelling in the opposite direction Two waves of the same speed superposing Two waves of same frequency travelling in the same direction ANSWER DOWNLOAD EXAMIANS APP