Physics Tungsten is used for the manufacture of the filament of an electric bulb, because It has a very high melting point It is a good conductor It is malleable It is economical It has a very high melting point It is a good conductor It is malleable It is economical ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. 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. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. 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 Remote-sensing device has an inbuilt source of Ultraviolet ray Infrared ray G-ray X-ray Ultraviolet ray Infrared ray G-ray X-ray ANSWER DOWNLOAD EXAMIANS APP
Physics A gradual increase in loudness is known as Timbre Crescendo None of these Fortissimo Timbre Crescendo None of these Fortissimo ANSWER DOWNLOAD EXAMIANS APP
Physics What is the direction of torque? Same as the direction of applied force Parallel to the radius Opposite to the direction of applied force Perpendicular to the direction of applied force Same as the direction of applied force Parallel to the radius Opposite to the direction of applied force Perpendicular to the direction of applied force ANSWER DOWNLOAD EXAMIANS APP
Physics Temperature of distant luminous bodies can be determined by Gas thermometers Colour thermometers Pyrometers Mercury thermometers Gas thermometers Colour thermometers Pyrometers Mercury thermometers ANSWER DOWNLOAD EXAMIANS APP