Physics The threshold frequency is the frequency below which : Photo current decreases with voltage Photo electric emission is not possible Photo current is constant Photo current increases with voltage Photo current decreases with voltage Photo electric emission is not possible Photo current is constant Photo current increases with voltage ANSWER DOWNLOAD EXAMIANS APP
Physics In the process of magnetisation of a bar Only the surface of the bar gets magnetised The entire bulk of the bar gets magnetised Only some parts of the outer layers of the bar get magnetised Only the ends of the bar get magnetised Only the surface of the bar gets magnetised The entire bulk of the bar gets magnetised Only some parts of the outer layers of the bar get magnetised Only the ends of the bar get magnetised ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is an ohmic conductor? Carbon Silver Germanium Silicon Carbon Silver Germanium Silicon ANSWER DOWNLOAD EXAMIANS APP
Physics The force that keeps a body in a circular motion called The centripetal force The centrifugual force All listed here The frictional force The centripetal force The centrifugual force All listed here The frictional force ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Lightning discharge in atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. ANSWER DOWNLOAD EXAMIANS APP
Physics The Law of Kepler is related with which among the following ? Law of Gravitation Planetary Motion Law of Conservation of energy None Law of Gravitation Planetary Motion Law of Conservation of energy None ANSWER DOWNLOAD EXAMIANS APP